Ecosystems in temperate zones, which are located between 23.5 degrees and 66.5 degrees latitude, experience a seasonal variation characterized by warm summers and cool winters. The variation in temperature between the seasons is generally greater in the interior regions of continents and at higher elevations, and the temperature differences can be more dramatic than those near the coast. This variation in temperature leads to distinct changes in the vegetation and animal life that can be found in these ecosystems.
What are the components that make up ecosystems?An ecosystem is a set formed by the interactions between biotic components, such as living organisms: plants, animals and microbes, and abiotic components, chemical and physical elements, such as air, water, soil and minerals.
How does the ecosystem work?An ecosystem is a dynamic system, where communities of plants, animals, fungi and micro-organisms constantly interact with each other through trophic and reproductive relationships, as well as interacting with the physical factors of the environment - water, light, air, minerals and nutrients.
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Morgan and his colleagues worked out a set of symbols to represent fly genotypes. Which of the following is a representative fly genotype?
a) AaBb × AaBb b) 46 or 46w.
c) AA or Aa.
d) w+w
Representative fly genotypes observed by Morgan were w+w. w+ represents the red eye allele and w represents the white eye allele.
The correct answer is D
The genotype is a trait carried by the gene, which is not visible from the outside and is symbolized by a pair of letters, for example, AA, Aa, aa, AABB, and AaBB.
Variations in the color of the eyes of Drosophila or fruit flies are determined by multiple alleles. These variations have degrees/gradations ranging from dark red to light to white which also corresponds to the strength of the codominance of the alleles. The most dominant is the w+ allele (normal) and the most recessive is the w allele (white).
White eyes occur due to damage to the white gene which is located on the first chromosome locus 1.5 and does not produce red pigment at all.
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Question List
Which describes the importance of taxonomy?
enables scientists to organize large amounts of information
enables scientists to communicate scientific information
provides basic understanding about the components of biodiversity
all of the above
All of the above describes the importance of taxonomy. Therefore, option (D) is correct.
What is taxonomy?Taxonomy is the science of classifying and naming organisms. It involves grouping organisms based on shared characteristics and assigning them scientific names according to established rules.
Taxonomy helps scientists to understand the relationships between different species and to organize and communicate information about the diversity of life on Earth. It provides a system for classifying and naming organisms that is widely used in biology and is essential for understanding the diversity of life on our planet.
In taxonomy, organisms are classified into a hierarchical system of categories, starting with the broadest (kingdom) and becoming more specific (phylum, class, order, family, genus, species). Each organism is assigned a scientific name consisting of two parts: the genus and the species. The genus is the first part of the scientific name, and the species is the second part. Together, these two parts form the unique scientific name for each organism
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The diagram shows a model of an animal cell. Explain how you'd modify the model to show the structures in a plant
cell.
Golgi
apparatus
mitochondrion
ribosomes
membrane
-cytoplasm
-rough
endoplasmic
reticulum
nucleus
To modify the model to show the structures in a plant cell, one would need to add a cell wall, a large central vacuole, and chloroplasts.
What is the main structural difference between plant cells and animal cells?The main structural difference between plant cells and animal cells is the presence of a cell wall in plant cells. A cell wall is a rigid layer located outside the cell membrane and is made up of cellulose, a complex carbohydrate. This layer provides the cell with structural support and protection, as well as allowing the cell to maintain a constant shape. In addition to the cell wall, plant cells also contain a large, central vacuole, which is filled with a solution of water and nutrients. This vacuole acts as a storage space for the cell, allowing it to store and transport substances within the cell. Animal cells, on the other hand, do not contain a cell wall and instead rely on the strength of their cell membrane for structural support. Animal cells also lack the large vacuole found in plant cells, instead possessing much smaller vacuoles that are used for temporary storage of substances.To learn more about plant cell refer to:
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A 68 year old woman presents with pressure under the lower left ribs from a swollen spleen, but is not complaining of any other symptoms. her laboratory data showed the following:
HgB = 13.5 g/dL
Hct = 40%
Platelets = 240 x 10 ^ 9/L
WBC count = 46 x 10^9/L
Differential: 45% Neutrophils, 2% Lymphocytes, 6% Eosinophils, 2% Basophils, 35% myelocytes, 10% metamyelocytes
LAP score: 11
a) leukemoid reaction
b) chronic myelogenous leukemia
c) acute myelogenous leukemia
d) polycythemia vera
Answer:
C.Acute myelogenous leukemia
Explanation:
The high white blood cell count, the presence of myelocytes and metamyelocytes in the differential, and the elevated LAP score all clearly show the presence of a malignant proliferation of myeloid cells in the body.#SPJ4
Which of the following statements correctly describes each new molecule of DNA produced after DNA replicates?
Choose 1 answer:
Choose 1 answer:
(Choice A)
A
Each new molecule contains one strand from the parent molecule and one newly synthesized strand.
(Choice B)
B
Each strand of DNA is combined with a strand of RNA.
(Choice C)
C
Each new molecule retains the A, C, and G bases in the DNA sequence, but replaces the T base with U.
(Choice D)
D
Each new molecule is half the length of the original molecule.
What is not true for DNA in prokaryotes
a.present in the form of a compact structure called nucleoid
b.the coils are maintained by non-histone basic protein
c.found in cytoplasm in a supercoiled condition
d.packaged as nucleosomes along with histones
The statement which is not true for DNA in prokaryotes is that it is packaged as nucleosomes along with histones amd is therefore denoted as option D.
What is DNA?This is referred to as deoxyribonucleic acid and it is the genetic material of most organisms.
DNA is supercoiled in prokaryotic cells which meaning that the DNA is either under-wound or over-wound from its normal relaxed state. However, in the case of eukaryotic cells, the DNA is wrapped around proteins known as histones to form structures called nucleosomes which is therefore the reason why option D was chosen as the correct choice.
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A force has both________ and
Speed and impact
Magnitude and direction
Motion and speed
Direction and motion
Answer:
Magnitude and direction
Explanation:
Force is a vector quantity which means it has both direction and magnitude. Unlike vectors, scalar quantities only have a magnitude. One simple way to remember which one has both is to remember Vector from Despicable Me. In one very popular scene, he meets Gru and states that his name is vector and that he's "committing crimes with both direction and magnitude".
If you search "Despicable Me: Vector's Introduction", you'll be able to find the clip.
You notice that one of your coworkers is disposing of contaminated materials in the regular trash. You have seen her throw away her gloves, blood-soaked gauze, and tubes of blood in the trash receptacle that is used for paper products and other regular waste. Discuss what possible effects this coworker's actions have on other employees and explain how the employee should have disposed of the contaminated materials.
This improper hospital waste disposal can contaminate other professionals and patients within the hospital, as well as garbage collection workers.
What are the dangers of medical waste?The most dangerous type of waste is infectious waste, which is distinguished by the presence of contaminants.
With this information, we can conclude that improper hospital waste disposal can contaminate other professionals and patients within the hospital, as well as garbage collection workers.
Thus, This improper hospital waste disposal can contaminate other professionals and patients within the hospital, as well as garbage collection workers.
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The leaves of pineapples can be classified into 3 types: spiny (S), spine tip (ST), and piping (Non-spiny-P). In crosses between pure strains followed by intercrosses of the F₁, the results shown below appeared. Cross 1 2 3 Parental ST * S P* ST F1 P* S ST P F2 P 95P; 25ST; 8S 1) Assign gene symbols. Explain these results in terms of the genotypes produce and their ratios. 99ST; 34S 120P; 39ST ») Using the model from part (a), give the phenotypic ratios you would expect if you crossed (1) the F₁ progeny from piping * spiny with the spiny parental stock, and (2) the F₁ progeny of piping into spiny with the F₁ progeny of spiny * spiny tip.
In phenotypes, The raio of 99St to 34S is 3:1
What do you mean by phenotypes?The phenotype is the set of observable characteristics or traits of an organism. The term covers the organism's morphology, its developmental processes, its biochemical and physiological properties, its behavior, and the products of behavior.
A phenotypic ratio is a quantitative relation between phenotypes showing the number of times the frequency of one phenotype correlates with another. When a researcher would like to obtain the gene expression for generations of an organism, they use the phenotypic ratio obtained from a test cross.
The phenotype is determined by an individual's genotype and expressed genes or by visible traits, for instance, hair colour or type, eye colour, body shape, and height. It depends on the genotype but is also influenced by environmental factors.
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Janine, a professional home inspector, notices a lot of small holes burrowed in a home's attic beams. This could indicate the presence of which pest?
a. fire ants
b. slugs
c. wood-boring beetles
d. wood waspsv
Janine, a professional home inspector, notices a lot of small holes burrowed in a home's attic beams. This could indicate the presence of wood-boring beetles. So option c is correct.
Wood-boring beetles, also known as woodworms, are pests that feed on wood and can cause significant damage to furniture, woodwork, and structural timbers.
These pests lay their eggs in crevices and cracks in wood, which then hatch into larvae that burrow into the wood. The larvae feed on the wood, creating tunnels and galleries in the process, which then weaken and damage the wood. As they grow, they create small holes in the wood, which can be seen on the surface. These holes are a key indicator of the presence of wood-boring beetles.
The size and shape of the small holes burrowed in the home's attic beams can be used to identify the type of beetle that is present. For example, the holes created by common furniture beetles are round and measure less than 1/16 of an inch in diameter, while the holes created by powderpost beetles are oval-shaped and measure up to 1/8 of an inch in diameter.
In order to determine the extent of the infestation and the damage caused, Janine should contact a pest control professional who can assess the situation and recommend the best course of action. To prevent further damage, it is important to address the infestation as soon as possible.
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1. Where does the initial step in vision occur? Optic nerve Ganglion cell Retina OVisual cortex
Answer:
The initial step in vision occurs in the retina, which is a layer of tissue at the back of the eye that contains light-sensitive cells called photoreceptors. When light enters the eye, it is absorbed by the photoreceptors, which convert it into electrical signals. These signals are then transmitted to other cells in the retina, such as ganglion cells, which transmit the signals to the brain via the optic nerve. The visual cortex, which is located in the brain, processes these signals to create the visual images that we see.
Members of the cnidarian class ——— are probably most closely related to the ancestor of the phylum.
a. Hydrozoa
b. Staurozoa
c. Scyphozoa
d. Cubozoa
e. Anthozoa
Members of the cnidarian class Hydrozoa are probably most closely related to the ancestor of the phylum.
What are Cnidarians?Over 11,000 species of aquatic organisms, mostly found in marine environments, make up the phylum Cnidaria of the kingdom Animalia. It is found in both freshwater and marine environments.
Cnidocytes, specialized cells that they primarily use for prey capture, are their defining characteristic. Mesoglea, a non-living jelly-like substance, is sandwiched between two layers of epithelium that are primarily one cell thick to form their bodies.
The majority of cnidarians have one of two fundamental body types: swimming medusae or sessile polyps. Both contain radially symmetrical mouths that are encircled by tentacles that carry cnidocytes.
Therefore, Members of the cnidarian class Hydrozoa are probably most closely related to the ancestor of the phylum.
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4Which BEST describes why certain traits led to an increased frequency within the population of medium ground finches?
A
because the traits were acquired
B
because the traits were favorable
C
because the traits were inherited
D
because the traits were mutations
The because the traits were inherited describes why certain traits led to an increased frequency within the population of medium ground finches.
What does it mean to say that a trait is hereditary?We call heredity the phenomenon in which the genes and characteristics of the parents are transmitted to their descendants. The genetic and phenotypic characteristics transmitted in this way, in turn, are called hereditary.
Inherited traits, by definition, are characteristics of an organism that result from genetic transmission from its parents and that can be passed on to their offspring.
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What controls how zoomed in or zoomed out the image is while using a microscope?
The amount of magnification or "zoom" of an image while using a microscope is controlled by the objective lens.
The objective lens is the lens located closest to the object being viewed and is responsible for gathering light and forming an image. Microscopes typically have multiple objective lenses of different magnifications that can be swapped out to change the magnification of the image.
The magnification of the objective lens is indicated by a number, such as 4x, 10x, or 40x, which refers to the size of the image compared to the actual size of the object. For example, a 10x objective lens will produce an image that is 10 times larger than the actual size of the object. By switching to a higher magnification objective lens, the image will appear more zoomed in, while a lower magnification objective lens will produce a more zoomed out image.
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Which of these scientists made each of the following discoveries anton van Leeuwenhoek, Robert hooke and Rudolf Virchow?
The cell was 1st discovered and named by the man of science named Robert Hooke in 1665. He remarked that it looked surprisingly kind of like cellular or small rooms that monks inhabited, so explanation the name.
Hooke checked out the bark of a cork tree and placed its microscopic shape. In doing so, he found and named the cellular – the building block of lifestyles. He thought the gadgets he had found appeared rather like the individual rooms in an exceeding monastery, which were known as cells.
Hooke became actually one of a tiny low few scientists to embrace the first microscopes, improve them, and use them to search out nature's hidden information.
He designed his terribly own gentle microscope, which used quite one glass lens to mild and amplify specimens. beneath his microscope, Hooke tested a various assortment of organisms.
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The correct question is
Which of these scientists made each of the following discoveries
Anton Van Leeuwenhoek, Robert Hooke and Rudolf Virchow:
a) Observed some of the first human cells and first used the term 'cell'
b) Observed the first human cells
c) Observed cells dividing
13. carries all sorts of molecules to the extracellular space
15% to 20% of the total volume of the brain is made up of extracellular space. It is a convoluted area with branching connections and dead ends that is filled with intricate extracellular matrix gel.
Diffusion in the extracellular space of the brain is therefore much slower than it is in free solution. Experimental measurements of the extracellular space's influencing factors yield two widely used parameters: the extracellular volume fraction (the extracellular space's volume divided by the total tissue volume) and the extracellular tortuosity (a composite parameter that encompasses the shape of the space, the presence of cul-de-sacs, and the characteristics of the matrix itself).
Increases in tortuosity and decreases in extracellular volume fraction both result in a drop in the rate of diffusion, whereas changes in the opposite direction result in an increase.
These variables are broad assessments of the extracellular space in the brain and how it affects diffusion. However, both diffusion and bulk flow can be significantly impacted by the local architecture of the brain tissue. White matter tracts and perivascular gaps inside the brain parenchyma are two distinct instances of this.
Diffusion in the extracellular spaces of white matter demonstrates anisotropy, or the propensity to travel more readily along one axis than along orthogonal axes, as a result of axon bundles within a white matter tract tending to orient along a single axis. 8 Similar effects on bulk flow are seen, with white matter tracts showing faster bulk flow than grey matter. 9,10 Additionally, bulk extracellular flow moves more quickly through the perivascular spaces (extracellular spaces around intraparenchymal blood arteries) than through the bulk extracellular space.15% to 20% of the total volume of the brain is made up of extracellular space. It is a convoluted area with branching connections and dead ends that is filled with intricate extracellular matrix gel.
Diffusion in the extracellular space of the brain is therefore much slower than it is in free solution. Experimental measurements of the extracellular space's influencing factors yield two widely used parameters: the extracellular volume fraction (the extracellular space's volume divided by the total tissue volume) and the extracellular tortuosity (a composite parameter that encompasses the shape of the space, the presence of cul-de-sacs, and the characteristics of the matrix itself).
Increases in tortuosity and decreases in extracellular volume fraction both result in a drop in the rate of diffusion, whereas changes in the opposite direction result in an increase.
These variables are broad assessments of the extracellular space in the brain and how it affects diffusion. However, both diffusion and bulk flow can be significantly impacted by the local architecture of the brain tissue. White matter tracts and perivascular gaps inside the brain parenchyma are two distinct instances of this.
Diffusion in the extracellular spaces of white matter demonstrates anisotropy, or the propensity to travel more readily along one axis than along orthogonal axes, as a result of axon bundles within a white matter tract tending to orient along a single axis. 8 Similar effects on bulk flow are seen, with white matter tracts showing faster bulk flow than grey matter. 9,10 Additionally, bulk extracellular flow moves more quickly through the perivascular spaces (extracellular spaces around intraparenchymal blood arteries) than through the bulk extracellular space.
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What is the energy charge for the cell with concentration of atp= 1.000nM , ADP=10.00um, and amp= 3.000uM?
The energy charge for the cell is 0.5.
How to find energy charge?The energy charge of a cell can be calculated using the equation:
Energy charge = (ATP + 1/2 ADP + 1/3 AMP) / (ATP + ADP + AMP)
With the given concentration values, the calculation is as follows:
Energy charge = (1.000 nM + 1/2 x 10.00 uM + 1/3 x 3.000 uM) / (1.000 nM + 10.00 uM + 3.000 uM)
Energy charge = (1.000 nM + 5.000 uM + 1.000 uM) / (1.000 nM + 10.00 uM + 3.000 uM)
Energy charge = 7.000 nM / 14.000 nM
Energy charge = 0.5
The energy charge of the cell with these concentration values is 0.5.
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A 5th-grade science class is learning about inherited and learned traits. The teacher prepares an experiment in which students will observe mealworms and earthworms to determine what traits are inherited and what traits are learned.
As part of the experiment, students will be divided into groups, given mealworms and earthworms and asked to make observations about their behaviors in response to different variables such as light, moisture, foods, change in temperature, etc. The students will use their observations to compare mealworms and earthworms and discuss which behaviors are instinctual.
What type of learner would the described lesson most appeal to?
The described lesson will most appeal to a kinesthetic learner.
Kinesthetic learners are those who learn best by engaging in physical activities. They learn best when hands-on activities are included in the learning process. They prefer to learn by doing, touching, and manipulating objects. They may also benefit from activities such as sports and other physical activities.
Kinesthetic learners tend to be very active and find it difficult to sit still in a traditional classroom setting. Instead, they need to be actively engaged and involved in learning activities in order to be successful.
In the scenario mentioned in the question, as 5th-grade science class is learning through experiments and physical activities hence a kinesthetic learner will be more interested in such a class.
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chapter 9 visual reading tool: adenosine triphosphate
Adenosine triphosphate, or ATP, is a high-energy molecule that plays a central role in the energy metabolism of cells. It is composed of an adenine molecule, a ribose sugar, and three phosphate groups.
The energy stored in the chemical bonds between the phosphate groups is released when ATP is hydrolyzed, or broken down, into adenosine diphosphate (ADP) and inorganic phosphate. This energy is used to fuel various cellular processes, such as muscle contraction, nerve impulse conduction, and active transport.
What is adenosine triphosphate?ATP is produced in cells through a variety of metabolic pathways, such as glycolysis, the citric acid cycle, and oxidative phosphorylation. It can also be synthesized from adenosine monophosphate (AMP) through the enzyme adenylate kinase.
ATP is constantly being synthesized and hydrolyzed in cells, and the balance between these two processes is important for maintaining energy homeostasis.
So If the rate of ATP synthesis is not sufficient to meet the energy demands of the cell, ATP levels can become depleted, leading to impaired cellular function. On the other hand, if ATP levels become too high, it can inhibit certain enzymes and disrupt normal cellular processes.
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What is an example of gene flow
Gene flow — also called migration — is any movement of individuals, and/or the genetic material they carry, from one population to another. Gene flow includes lots of different kinds of events, such as pollen being blown to a new destination or people moving to new cities or countries.
Draw a picture that represents protein synthesis (the central dogma). Make sure to include the following terms: DNA, RNA, Protein, Transcription, and Translation.
The central dogma is a process in which mRNA is formed from DNA via transcription, and then the protein is formed via translation from the mRNA, and the DNA itself can replicate to form another DNA.
What is the significance of the central dogma?The central dogma is fundamental to life and is named after the fact that DNA replication, transcription, and translation occur in the cell and regulate overall cell activity, and by this process, the gene is expressed.
Hence, the central dogma is a process in which mRNA is formed from DNA via transcription, and then the protein is formed via translation from the mRNA, and the DNA itself can replicate to form another DNA.
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for a nuclear factor known as STAT3.
Based on the information in the passage, which protein domain of STAT3 is NOT predicted to play a role in its signaling?
O Nuclear localization domain
O Signal sequence domain
O DNA binding domain
O Protein binding domain
The protein domain of STAT3, which is not expected to play a role in STAT3 signaling, is the signal sequence domain. Correct answer: letter B.
The signal sequence domain of STAT3 is a protein domain that is not expected to play a role in STAT3 signaling. This domain is located at the amino-terminal end of the protein and is responsible for targeting STAT3 to the endoplasmic reticulum for further post-translational modification.
The signal sequence is a short hydrophobic region of about 20 amino acids that is recognized and bound by the SRP (signal recognition particle) receptor of the endoplasmic reticulum membrane. Once bound, the SRP receptor helps STAT3 to enter the endoplasmic reticulum, where it can be modified, folded, and transported to its eventual destination.
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illuminate the truth components urine in the following list, highlight the substances not normally found in urine._____
Normal urine contains three substances: water, urea, and inorganic ions.
Protein, sugar, and blood cells are three substances that shouldn't be seen in urine.
Humans and many other creatures produce urine as a liquid waste product of their metabolism. The ureters transport urine from the kidneys to the bladder. Urine is discharged from the body through the urethra as a result of urination.
Numerous by-products of cellular metabolism that are nitrogen-rich and need to be eliminated from the bloodstream include urea, uric acid, and creatinine. The main mechanism for eliminating water-soluble compounds from the body is urine, which is how these by-products are evacuated from the body. The nitrogenous wastes of the mammalian body can be found through a urinalysis.
In the nitrogen cycle of the planet, urine is crucial. Urine fertilizes the soil in healthy ecosystems, promoting plant growth. So, urine can be used to plants as fertilizer.
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Normal urine contains three substances: water, urea, and inorganic ions.
Protein, sugar, and blood cells are three substances that shouldn't be seen in urine.
Humans and many other creatures produce urine as a liquid waste product of their metabolism. The ureters transport urine from the kidneys to the bladder. Urine is discharged from the body through the urethra as a result of urination.
Numerous by-products of cellular metabolism that are nitrogen-rich and need to be eliminated from the bloodstream include urea, uric acid, and creatinine. The main mechanism for eliminating water-soluble compounds from the body is urine, which is how these by-products are evacuated from the body. The nitrogenous wastes of the mammalian body can be found through a urinalysis.
In the nitrogen cycle of the planet, urine is crucial. Urine fertilizes the soil in healthy ecosystems, promoting plant growth. So, urine can be used to plants as fertilizer.
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Explain what occurs when cells metastasize.
Answer:
In metastasis, cancer cells break away from where they first formed (primary cancer), travel through the blood or lymph system, and form new tumors (metastatic tumors) in other parts of the body. The metastatic tumor is the same type of cancer as the primary tumor.
Explanation:
When cancer spreads, it's called metastasis. In metastasis, cancer cells break away from where they first formed, travel through the blood or lymph system, and form new tumors in other parts of the body. Cancer can spread to almost anywhere in the body.
First step is tumor cell attach- ment to basement membrane or extracellular matrix by tumor cell surface receptors [5]. Second step is local degradation of basement membrane or extracellular matrix by tumor-associated proteolytic enzymes [5, 33]. Third step Is tumor cell locomotion Into region modified by proteolysis.
Justin has learned that the brain, spinal cord, and peripheral nerves work together. What do they combine to form?
A. organ
B. tissue
C. a cell
D. organ system
Thx
The brain, spinal cord, and peripheral nerves work together because they combine to form a D. organ system.
What is an organ system?An organ system can be defined as a group of different organs in the body that performs a given function such as for example the brain and the spinal cord in the nervous system that allows to receive and transmit messages from the surrounding medium and produce a concomitant response.
Therefore, with this data, we can see that an organ system is composed of several organs that work together.
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What are the two alleles of this trait?
Tall stems and short stems are the two alleles of this trait.
What is Trait?The trait is also called a phenotypic trait. It is defined as the specific form of a phenotypic characteristic of an organism that may be either inherited or environmentally determined, but occurs as a combination of both.
In the above example, two traits for this allele is Tall stems and short stems. When these get crossed, we obtain [tex]F_1[/tex] generation in which we get all the tall stems plant . When this is crossed, we get 3 tall: 1 short stems plants in [tex]F_2[/tex] generation.
In [tex]F_2[/tex] generation, the phenotypic ratio is 3:1 which is 3 tall: 1 short stems plants while the genotypic ratio is 1:2:1 ( 1TT : 2Tt : 1tt).
Thus, Tall stems and short stems are the two alleles of this trait.
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How does negative pressure in the lungs work?
Also known as Negative-pressure pulmonary edema (NPPE). It is defined as the acute cause of failure in the respiratory organs. Negative pressure in the lungs can be caused by;
Intense effort in breathing against an obstructed air path where the top airway is infected, laryngospasm and in some cases tumors. This goes on to cause negative airway pressure in the patients suffering from the condition. This pressure increases fluid filtration and precipitate interstitial and alveolar edema. In the first of the condition, pulmonary fluid edema is collected and if positive it will reveal a low protein concentration. If affected, the first step focuses on the obstructed upper airway. It should receive supportive care to help repair the problem. This can be done by introducing lung-protective positive-pressure ventilation, cricothyroidotomy, and and diuresis but only if the patient is not in shock.
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parasitism is an example of
Answer:
Parasitism is a type of symbiosis
Explanation:
Parasitism is a type of symbiosis, which is defined as a tight and lasting biological contact between a parasite and its host. Parasites, unlike saprotrophs, feed on live hosts, however some parasitic fungi, for example, may continue to feed on hosts that have died
each answer choice below describes a specific fossil. which fossil provides the strongest evidence for the discovery of a transitional species between early non-mammalian synapsids and mammals?
the fossil of an organism with a sprawling gait and middle ear bones, found in a 250-million-year-old rock layer
fossil hippopotamus which is believed to be the ancestor of whales
Fossilized sea shells in Malay Cave
The fossil of an organism with a sprawling gait and middle ear bones, found in a 250-million-year-old rock layer.
historically, non-mammalian synapsids were believed to have advanced from reptiles, and consequently defined as mammal-like reptiles in classical systematics, and primitive synapsids were also known as pelycosaurs, or pelycosaur-grade synapsids.
Mammals belong to a larger institution of animals referred to as synapsids. these are vertebrate animals that produce amniotic eggs and have a single hole, or temportal fenestra, in the back of their eye socket. The sister organization to the synapsids are the sauropsids, all cutting-edge 'reptiles' (which includes birds) and their fossil family.
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The fossil that provided the strongest evidence for the discovery of a transitional species between early non-mammalian synapsids and mammals is: the fossil of an organism having a sprawling gait and middle ear bones, that was found in a rock layer that was 250-million-year-old.
Synapsids were the earliest known reptiles that were present during the Carboniferous period. The term synapsid refers to the fused arch. They evolved from the basal amniotes along with the Sauropsids.
Gait refers to the way of movement of any animal. Various animals have different types of gait or locomotion. These can be crawling, flying, walking, creeping, slithering or swimming.
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Research and describe 4 unprofessional behaviors in the workplace.
Unprofessional behaviors in the workplace include:
Disregarding coworker boundariesPoor time managementRacism and DiscriminationHarassment and bullyingWhat are unprofessional workplace behavior?Demeaning, humiliating, or bullying behavior that a reasonable person would find offensive. Destruction, damage, or obstructing someone's work performance, work product, tools, or materials on purpose.
Disregarding boundaries; invading fellow coworkers' privacy and disrupting their comfort and work output. Employees who lack proper time management will fail to conduct their work with deadlines and cost their organization money.
Racism and discrimination as well as harassment and bullying contribute to mental health issues related to workplace conditions and can limit the effectiveness of employees.
Learn more on workplace unprofessionalism here: https://brainly.com/question/10344592
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