The coloring of the skin by applying natural dyes to the epidermis can only be removed by inserting ink particles into the subcutaneous region.
What are the three physiological variables that influence skin color?The volume of blood in dermal capillaries, carotene in the subcutaneous layer, and different diseases are three physiological elements that influence skin color. If the entire epidermis is keratinized, the visible skin would become extremely hard and inflexible.
How many layers of skin are there?The epidermis, dermis, and hypodermis are the three layers of skin.
What makes up the epidermal layer?The epidermis layer is the outermost layer of your skin (the visible layer), and it is made up of both living and dead skin cells. It is only slightly thicker than a sheet of paper. New skin cells push old skin cells to the surface as they die.
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how might the cost of medical technology influence the choices to consumers?
Answer: Researchers generally agree that medical technology has contributed to rising health care costs (1-3). Health insurance removes financial barriers to
Explanation:
How would the world be different if no organisms ever evolved?
However, extinction is likely to occur if conditions change faster than a species can adapt and if individuals from that species lack the characteristics necessary to live in the new environment.
What is organisms and example?A living creature that has a defined system, is capable of responding to stimuli, can reproduce, grow, adapt, and preserve equilibrium is referred to as an organism. Therefore, every animal, plant, fungus, protist, bacterium, or archaeon found on Earth would be deemed an organism.
What are organisms made of?Cells, that are regarded as the basic building blocks of life, make up every living thing. Just one organisms are clever! Atoms create molecules, which create the cellular organelles and structure within each cell. Related cells that form tissues in complex organisms.
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A
Which of the following is a reasonable claim the researchers can make based on the data in the graphs?
B
C
2
Crabs are more abundant in areas with high salinity than in areas with low salinity.
Crab populations are most limited where salinity range between 10 and 15 psu.
3
Salinity does not influence crab populations because the number of crabs fluctuates across the five sites.
D Crab populations are larger in areas with low salinity than in areas with high salinity.
5
The answer is A. Crabs are more abundant in areas with high salinity than in areas with low salinity is a reasonable claim the researchers can make based on the data in the graphs.
Explanation:
A) Crabs are more abundant in areas with high salinity than in areas with low salinity
This is a reasonable claim because the data in the graphs show that the average number of crabs per trap is higher in sites 1 and 2, which have the highest salinity levels, than in sites 3, 4, and 5, which have lower salinity levels. The claim is also supported by the error bars, which indicate the range of variation in the data. The error bars for sites 1 and 2 do not overlap with the error bars for sites 3, 4, and 5, suggesting that the difference in crab abundance between the high and low salinity sites is statistically significant.
B) Crab populations are most limited where salinity range between 10 and 15 psu.
This is not a reasonable claim because the data in the graphs do not show a clear relationship between salinity and crab abundance in this range. Site 3 has a salinity of about 10 psu and a low average number of crabs per trap, but site 4 has a similar salinity and a higher average number of crabs per trap. Site 5 has a salinity of about 15 psu and a low average number of crabs per trap, but site 2 has a higher salinity and a much higher average number of crabs per trap. The claim is also not supported by the error bars, which show a large overlap in the data for sites 3, 4, and 5, suggesting that the difference in crab abundance among these sites is not statistically significant.
C) Salinity does not influence crab populations because the number of crabs fluctuates across the five sites.
This is not a reasonable claim because the data in the graphs do show a general trend of higher crab abundance in higher salinity sites, as explained in claim A. The claim also ignores the possible effects of other factors that may influence crab populations, such as temperature, food availability, predation, and competition. The claim is too simplistic and does not account for the variability and complexity of the data.
D) Crab populations are larger in areas with low salinity than in areas with high salinity.
This is not a reasonable claim because the data in the graphs show the opposite trend, as explained in claim A. The claim is contradicted by the evidence and does not reflect the data.
explain how the fluidity of the plasma membrane is maintained by the presence of unsaturated fatty acids and cholesterol. describe an adaptation used by organisms in cold environments to maintain a fluid membrane.
Unsaturated fatty acids increase the fluidity of membrane and cholesterol brings stability to the cell membrane.
What is plasma membrane and how is it maintained by the presence of unsaturated fatty acids?Plasma membrane is the membrane outlines the cell separating the interior of the cell from the outside environment.Unsaturated fatty acids increases the fluidity of the plasma membrane and helps to maintain the fluidity for long.Likewise cholesterol have a great significance in the fluidity of the membrane too, as it brings stability.Plasma membrane is same as cell membrane , as it outlines the cell and is selective permeable.Cholesterol stabilizes the plasma membrane helps to maintain the fluidity.To know more about plasma membrane visit:
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where would you most likely find an integral membrane protein? on the outside surface of the cell membrane spanning the cell membrane, with parts of the protein visible from both the inside and the outside of the cell on the inside surface of the cell membrane floating freely in the cytoplasm
Integral membrane proteins are embedded in the bilayer cell membrane that surrounds the cell and organelles playing critical roles in the movement of molecules across them and helping in the transduction of energy and signals.
They can either penetrate the cell membrane (transmembrane) or associate with one or the other side of the membrane (Integral mono trophic). Peripheral proteins are transiently associated with the cell membrane.
Integral membrane protein that does not span the membrane also has a hydrophobic helical domain that anchors them in the membrane while their hydrophilic domain typically interacts with the intra and extracellular molecules.
For example; hold cells in place, and give cells and tissue their structure.
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Da. To which kingdom do moulds belong?
b. Name the two main parts of bread mould and identify their key role. Use a sketch
Bread Moulds or Rhizopus belong to The Fungi Kingdom.
The two main parts of bread mould are:
1. Rhizoids-
Rhizoids are branching structures that serve as anchors for the fungus in the substrate, allowing it to release digestive enzymes and absorb nutrients. When the environment is favorable, the sporangia, which contain a large number of haploid spores created by mitosis, release the spores into the surrounding air.
2. Sporangia-
Rhizopus produces sporangia at the ends of sporangiophores in order to reproduce asexually. Numerous sporangia open to discharge them. When two hyphae of different mating kinds ('+' and '-') come into contact on occasion, the right conditions will cause them to encourage each other to grow together to affect sexual reproduction.
What are the defining features of Kingdom Fungi?
Eukaryotic, non-vascular, immobile, heterotrophic creatures are fungi.They could be filamentous or unicellular.They spread spores to reproduce.The phenomena of generational alternation are seen in fungi.Since fungi lack chlorophyll, they are unable to carry out photosynthesis.Therefore, Moulds belong to the fungi kingdom.
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an advantage to having ether-linked membrane lipids is that ether links choose one: a. use less cellular carbon, saving energy. b. allow cyclic rings to form. c. do not require an enzyme to form. d. are more stable and less likely to break.
An advantage to having ether-linked membrane lipids is that ether links are more stable and less likely to break.
Ether lipids are a distinct kind of glycerophospholipids that have an ether bond connecting an alkyl chain to the sn-1 position. In ether lipids, the alcohol moiety linked to the phosphate group is typically choline or ethanolamine, though inositol or serine have also been noted on occasion.
Because archaeal membranes naturally function in a wide range of temperatures, they typically do not need to modify their lipid composition to temperature changes in the same way that bacteria do.
The ether-linkage gives the membrane increased chemical stability. The side chains themselves, which are unbranched fatty acids in bacteria and eukaryotes and isoprenoid chains in archaea, account for the third and fourth differences. Branching side chains may be present in these isoprenoid chains.
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A________ is a notable feature or quality (like eye color) that has different forms in a population.
O fertilization
O trait
O gamete
O pedigree
Answer:c gamete
Explanation:
processes of photosynthesis and respiration.
Discuss the dynamics of each. In your discussion be sure to include ….
which kingdom undergoes each process(2pts),
reactants and products of each (2pts),
cell organelle involved in each process (2pts),
organ involved in respiration (2pts).
Photosynthesis occurs in plants while respiration occurs in the animals.
What is photosynthesis?The term photosynthesis has to do with the reaction of carbon dioxide and water to give sugars and oxygen. This occurs in the chloroplast of the organisms that can be found in the plant kingdom. The leave is the organ of the plant where the photosynthesis takes place. Thus, the process is used by the plants to be able to manufacture there own food in the presence of sunlight and chlorophyll.
Respiration occurs in the organisms that are found in the animal kingdom. The process of respiration occurs in the mitochondrion of the animal cell. We know that the process of respiration involves the combination of sugars and oxygen to give carbon dioxide and water. The lungs is the organ that is responsible for respiration in animals. This process is used by the animals to break down the complex sugar molecules so as to obtain the energy that is required for the animal to able to carry out the activities that is required for the animals to be able to carry out.
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PLSSS HELP IF YOU TURLY KNOW THISS
Answer:
After pollination, these gametes move to the ovule, where they combine with female gametes, which also contain half the quota of chromosomes. This process is called fertilisation. After fertilisation, the combined cell grows into an embryo inside a seed.
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List and describe the function of 3 common proteins
Keratin is a structural protein that is found in your skin, hair and nails. Collagen is the most abundant protein in your body and is the structural protein of your bones, tendons, ligaments and skin. Elastin is several hundred times more flexible than collagen.
Explanation:
I tried
the ld50 indicates the . a. lowest dose that kills any member of the population b. amount of toxicant it takes to kill half the population c. lowest dose that kills 50 out of 1000 members of the population d. lowest dose required to cure half of the population
(b) "amount of toxicant it takes to kill half the population" is what the ld50 indicates.
The median lethal dose, also known as LD50 (short for "lethal dosage, 50%"), LC50 (short for "lethal concentration, 50%") or LCt50, is a hazardous measurement that calculates the deadly dose of a disease, toxin, or radiation.
The dose necessary to cause the death of 50% of a population under test after a predetermined test period is known as the LD50 value for a drug. Commonly used as a broad indicator of a substance's acute toxicity are LD50 values.
Greater toxicity is indicated by a lower LD50. It shows how much poisonous substance is required to eliminate half the population.
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blue poppies native to china are grown at a plant-breeding center in california. those with the thickest leaves survive and reproduce best in california's drier climate. this evolutionary adaptation of the poppies to their new environment is due to
This evolutionary adaptation of blue poppies that allowed the thickest leaves to survive and reproduce best in California's drier climate is due to d) directional selection.
In the field of biology, directional selection can be described as a process in which the organisms having traits that are better and make them more adapted to an environment are able to survive and increase in population.
In the case above, the climate of California was drier as compared to that of China. Thick-leaved blue poppies were better able to survive in this environment as compared to the thin-leaved ones. Hence, with the passage of time, through directional selection, the thick-leaved blue poppies increased in population.
Although a part of your question is missing, you might be referring to this question:
Blue poppies native to china are grown at a plant-breeding center in California. those with the thickest leaves survive and reproduce best in California's drier climate. this evolutionary adaptation of the poppies to their new environment is due to
a) genetic drift
b) neutral variation
c) disruptive selection
d) directional selection
e) stabilizing selection
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higher concentration of salt. 1. inhibits nucleic acids secondary structure formation by increasing repulsion of phosphodiester backbones. 2. will have no effect on nucleic acids secondary structure formation. 3. promotes nucleic acids secondary structure formation by decreasing repulsion of phosphodiester backbones. 4. affects nucleic acids secondary structure formation by changing the strength of stacking interactions. group of answer choices
A higher concentration of salt promotes nucleic acid's secondary structure formation by decreasing the repulsion of phosphodiester backbones.
What role does high salt concentration have in protein synthesis?To buffer the charges along the phosphate backbone and overcome electrostatic repulsion, high salt concentrations (> 0.6M) are frequently necessary. Protein aggregation and precipitation are aided by high salt concentrations.
What is the high salt concentration solution?The solution with a high salt concentration is known as DS. FO-RO hybrid systems outperform RO stand-alone systems for one of two reasons:
Fouling of the RO membrane is decreased, and seawater is diluted by FO, lowering the osmotic pressure of the seawater and hence the RO pressure.Learn more about osmotic pressure here:-
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6. If a hippo is represented by a 2cm x 4cm x 4cm block, what would its surface area to volume ratio be? Show your calculations.
The surface area to volume ratio of the Hippo is 1.
What is the surface area to volume ratio of an organism?The surface area to volume ratio of an organism is the ratio of the total surface area of the organism to the volume of the organism.
The surface area to volume ratio of an organism is critical to its development. This is because organisms need to exchange substances with their environment. The organisms take in food nutrients and water, and then remove waste products of metabolism.
For small, simple unicellular organisms, simple diffusion is sufficient for the exchange of materials with the environment due to their greater surface area to volume ratio.
However, for larger and more complex organisms, simple diffusion cannot suffice for the exchange of materials because of their smaller surface area-to-volume ratio.
The surface area of the hippo = 2 cm * 4 cm + 2 cm * 4 cm + 4 cm * 4 cm
The surface area of the hippo = 32 cm²
The volume of the hippo = 2 cm * 4 cm * 4cm
The volume of the hippo = 32 cm³
The surface area-to-volume ratio = 32 / 32
The surface area to volume ratio = 1
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multiple select question select all that apply chargaff found that double-stranded dna contains approximately a 1:1 ratio of adenine and thymine, and approximately a 1:1 ratio of cytosine and guanine. what did james watson conclude from this observation? multiple select question. that cytosine in one strand of dna binds to adenine in the other strand that adenine in one strand of dna binds to thymine in the other strand that cytosine in one strand of dna binds to guanine in the other strand that thymine in one strand of dna binds to guanine in the other strand that dna is replicated in a semiconservative way
This is the foundation of Chargaff's rule; due to their complementarity, a DNA molecule contains an equal amount of adenine and thymine, as well as guanine and cytosine.
It's interesting to note that Watson and Crick discovered that Adenine always pairs with Thymine and Cytosine always pairs with Guanine, proving Chargaff's rule that the ratio of [A] to [T] and the ratio of [G] to [C] are equivalent.
What does the Chargaff rule mean?
According to Chargaff's criteria, DNA from all cells of all creatures should have a 1:1 ratio of pyrimidine and purine bases. More specifically, the amounts of guanine and adenine should be equal to cytosine and thymine, respectively.
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Prior to the industrial revolution, what was the previous highest level of co2 concentration in the atmosphere over the prior 400,000 years?.
The previous highest level of CO2 concentration in the atmosphere over the preceding 400,000 years was 300 PPM prior to the industrial revolution.
Fossil fuel burning for transportation and electrical generation, cement manufacturing, deforestation, agriculture, and numerous other practices all contribute to CO2 pollution. CO2 and other greenhouse gases trap heat from the planet's surface that would otherwise escape into space. This causes the planet's atmosphere to warm steadily, triggering a series of weather effects like extreme heat, drought, and wildfires, as well as more precipitation, flooding, and tropical storms.
Prior to the industrial revolution, CO2 levels were reliably around 300 PPM for just about 400,000 years earlier of human civilization. Since then, approximately 1.5 trillion tons of CO2 pollution have been produced by humans, much of which will continue to warm the atmosphere for thousands of years.
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The debate regarding viruses continue. According to this passage, some consider viruses to be alive because they
Responses
A cause disease.cause disease.
B reproduce.reproduce.
C contains DNA or RNA.contains DNA or RNA.
D respond to stimuli.
The passage is missing but some consider viruses to be alive because they respond to stimuli (Option D).
Are viruses dead or alive?In general, it is well accepted that viruses are not life (but they are biological entities) because they are unable to survive in absence of suitable hosts in order to reproduce or obtain energy and the required molecular machinery for their functions.
Viruses have many properties that resemble organisms such as the presence of genetic material (either DNA or RNA) which is used to store the genetic information to produce proteins using the molecular machinery of host cells.
Therefore, with this data, we can see that viruses are not live because cannot live outside the hosts that they parasite but they are considered biological entities because share certain features with live organisms such as the presence of genetic material.
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Prior to the industrial revolution, what was the previous highest level of co2 concentration in the atmosphere over the prior 400,000 years?.
For nearly 6,000 years of human civilisation, CO2 levels were continuously around 280 ppm before the Industrial Revolution.Since then, it is predicted that humans have produced 1.5 trillion tons of CO2 pollution, the most of which will keep the atmosphere heated for thousands of years.
What was the highest concentration of carbon dioxide in the last 400000 years before the Industrial Revolution?
We know that atmospheric carbon dioxide never went beyond 300 ppm during the ice age cycles of the past million years based on air bubbles trapped in mile-thick ice cores and other paleoclimate evidence.The atmospheric carbon dioxide level was at or below 280 ppm before the Industrial Revolution began in the middle of the eighteenth century.According to NOAA scientists, the amount of carbon dioxide in the atmosphere peaked for 2022 in May at 421 parts per million, pushing the atmosphere even further into regions unseen seen in millions of years. The Big Island of Hawaii's average carbon dioxide concentration, as measured by NOAA, was 420.99 parts per million (ppm), up 1.8 ppm from 2021.The independent record-keeping scientists at Scripps determined a monthly average of 420.78 ppmNOAA Administrator Rick Spinrad, Ph.D., stated that "the science is clear: humans are changing our climate in ways that our economy and our infrastructure must adapt to.""The effects of climate change are all around us and are evident every day.We need to take immediate, significant action to create a more climate-ready nation, as evidenced by the steady increase in carbon dioxide observed at Mauna Loa. Burning fossil fuels for electricity production and transportation, making cement, destroying forests, farming, and many other activities all contribute to CO2 pollution.The planet's atmosphere warms steadily as a result of the presence of CO2 and other greenhouse gases, which trap heat that would otherwise radiate from the surface and escape into space. This warming of the atmosphere triggers a variety of weather changes, such as periods of extreme heat, drought, and wildfire activity, as well as heavier precipitation, flooding, and tropical cyclone activity.Greater sea surface temperatures, rising sea levels, and increased carbon uptake are all effects of greenhouse gas pollution on the world's seas. These effects make sea water more acidic, promote ocean deoxygenation, and make it more challenging for some marine creatures to thrive. During the Cambrian period, around 500 million years ago, CO 2 concentrations in the atmosphere ranged from as high as 4,000 parts per million (ppm, on a molar basis) to as low as 180 ppm during the Quaternary glacial, which lasted for the past two million years.To learn more about carbon dioxide refer
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1. What is the ultimate source of energy in the food we eat? I
Answer:The sun
Explanation:
Answer:
The sun
Explanation:
The ultimate source of the energy in food is the sun. The movement of energy from the sun through different organisms is what creates a food chain. Plants get their energy directly from the sun.
a phagehunter plates 400 phage particles onto a pyca plate with gordonia terrae. the burst size of the phage is 50 phage particles per round of replication. after three rounds of replication, how many phage particles are present on this plate?
The number of phage particles present on this plate is 60000.
A phage particle consists of a single form of nucleic acid (both DNA or RNA) and a protein capsid that protects the genetic cloth. The vast majority of phages also possess a tail (fabricated from proteins) that enables the specific recognition of a receptor on the surface of the host bacterium.
No. Of phage particles in phage hunter = 400
No. Of phage particles replicate from one particle in 1 round= 50
No. of phage particles replicate from 400 particles in round = 50*400
= 20000 particles.
No. Of phage particles replicate from 400 particles in 3 rounds= 20000*3
= 60000
So after three rounds of replication, 60000 phage particles are present on this plate.
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Phospholipids are found in a limited number of foods. They consists of a glycerol backbone with two fatty acids and a compound that contains phosphate. Why are they important in food and in the body?.
A substance with one or more hydroxyl groups is alcohol. A saturated carbon atom is joined to the hydroxyl functional group. 1. Alcohols are a class of volatile hydroxyl chemicals created by distilling hydrocarbons.
Answer is alcohol
The body's reaction to alcohol is what?Alcohol is a depressant of the central nervous system. This indicates that the medication slows brain activity. Your mood, conduct, and self-control may change as a result. It may impair one's memory and ability to think coherently. Your physical control and coordination may be impacted by alcohol as well.
Alcohol has an impact on all of your body's organs. It might increase your heart rate and blood pressure, for instance. If you consume too much alcohol at once, you might become sick.
The effects of alcohol vary from person to person and depend on a number of variables, including:
your alcohol consumptionhow soon you consumed ithow much food you consumed before drinkingYou areYour sexual orientationYour ethnicity or raceYour state of healthRegardless matter whether your family has a history of drinking issuesA typical drink in the US comprises approximately 14 grams of pure alcohol, which can be found in:
A 12-ounce beer with a 5% alcohol contentWine with a 12% alcohol content, 5 ouncesA "shot" or 1.5 ounces of 40% alcohol-containing distilled spirits or liquorTo Learn more About alcohol., Refer:
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The protective mechanism that involves an external stimulus leading to an immediate muscular contraction is called?.
Answer:
a reflex arc.
Explanation:
Reflex arc is the term used to describe the body's immediate and involuntary response to arousal of a sensory nerve. For this to happen, the external stimulus is applied to the body and before reaching the brain, this stimulus receives a response in the body's marrow, causing an immediate involuntary muscle contraction without the will or awareness of the body.
when the protein gramicidin is integrated into a membrane, an h channel forms and the membrane becomes very permeable to protons ( h ions). if gramicidin is added to an actively respiring muscle cell, how would it affect the various processes involved in cellular respiration and oxidative phosphorylation? (assume that gramicidin does not affect the production of nadh and fadh2 during the early stages of cellular respiration.)
Remains the same proton pumping rate electron transport rate, and rate of oxygen uptake. decreases or goes to zero rates of ATP synthesis, size of protein gradient.
Mechanistic studies have revealed that gramicidin A blocks ATP generation by inhibiting oxidative phosphorylation and glycolysis, leading to cellular energy loss and non-apoptotic cell death. Finally, gramicidin A effectively suppressed the growth of her RCC tumor xenografts in vivo.
Electron transport proton pumping and oxygen uptake are unaffected as they precede the proton gradient of oxidative phosphorylation. The proton gradient is reduced because protons flow back into the mitochondria via gramicidin rather than ATP synthase. Cellular respiration is the metabolic pathway that breaks down glucose to produce ATP.
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which of the following is a measure of energy expended in everyday spontaneous activities? a. non-exercise activity thermogenesis (neat) b. basal metabolic rate (bmr) c. resting metabolic rate (rmr) d. set-point
The measure of energy expended in everyday spontaneous activities is the non-exercise activity thermogenesis (neat). That is option A.
What are spontaneous activities?Spontaneous activities are those activities that occur which are usually unplanned and are natural.
Non-exercise activity thermogenesis (NEAT) is defined as the energy that is expended on those activities that are not planned which helps in the silent burning of excess fat and calories in the body.
Recently, it has been discovered that involving in non-exercise activity thermogenesis would help improve one's health and life span.
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How can a balanced reciprocal translocation that does not cause the person to have an abnormal phenotype cause that person’s offspring to have an abnormal phenotype?.
In a balanced reciprocal translocation, chromosomes are arranged in such a manner that no chromosome material gets gained or lost in the process.
A person who carries balanced translocation is usually unaware of the fact that he or she is having this sort of problem unless they give birth to a child. If one of the parents carries a balanced translocation, then it may possible that the child may inherit an unbalanced translocation in his life.
In an unbalanced translocation, the exchange of chromosomal material is unequal resulting into extra or missing genes. However, it is not necessary that if a parent has balanced translocation then he or she will always pass it on to the child.
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Researchers observe that an amoeba appears incapable of forming pseudopods for movement. They conclude that its immobility may be caused by the absence of the protein?.
Immobility of amoeba, may be caused by the absence of actin.
The pseudopodial movement is typically used by the Amoeba to move in the direction of food molecules. The pseudopodia surrounds the food molecule from both sides before eventually swallowing it whole. As a result, pseudopodia are utilized in movement and as a method for capturing prey or obtaining the necessary nutrients.
Because actin is the primary protein, actin polymers push their membrane as they grow, resulting in the formation of the pseudopod. The pseudopodium then uses its adhesion proteins (integrins, for example) to stick to a surface and pull the cell's body forward by contracting an actin-myosin complex in the pseudopod.
Researchers observe that an amoeba appears incapable of forming pseudopods for movement. They conclude that its immobility may be caused by the absence of the protein
a. collagen
b. kinesin
c. tubulin
d. dynein
e. actin
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saliva secretion can be inhibited by pharmaceutical means. drugs such as ssri's, antihypertensives, tricyclic antidepressants, and tobacco smoke can be classified as antisialagogues because of their ability to suppress the action of the salivary glands. in what way might this impair digestion?
(a) "Carbohydrate digestion will slow down because of lack of salivary enzymes." is the way it might impair digestion.
Special enzymes found in saliva aid in the digestion of the carbohydrates in diet. Starches, or complex carbs, are broken down into sugars by an enzyme called amylase so that your body may more easily absorb them. Lingual lipase is another enzyme found in saliva that helps to break down lipids.
Food digestion starts in the mouth with the aid of salivary enzymes. The salivary amylase, lingual lipase, and ptyalin start the digestion of fat and starch in the mouth. Salivary amylase converts carbohydrates into their constituent sugars. Therefore, a deficiency of salivary enzymes is caused by a reduction in salivary output.
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Question correction:
Saliva secretion can be inhibited by pharmaceutical means. Drugs such as SSRI’s, antihypertensives, tricyclic antidepressants, and tobacco smoke can be classified as antisialagogues because of their ability to suppress the action of the salivary glands. In what way might this impair digestion?
a. Carbohydrate digestion will slow down because of lack of salivary enzymes.
b. Protein digestion will slow down because of lack of pepsinogen.
c. Fat digestion will slow down because of lack of bile.
d. None of the above. Saliva plays no role in digestion.
what is the reason that an island in the ocean that is 5 kilometers from a continent would have a higher number of species than one that is 15 kilometers from a continent based on the theory of island biogeography
Species evolve more in the island near the continent than the far one due to environmental conditions and availability of resources.
What is theory of island biogeography and why the species evolve more on island near continent?Theory of island biogeography explains the diversity of species increases as they disperse from islands.Here in the question is asked the reason of more species evolving in the island near continent than far.Apart the environmental condition better for the species in the island , than the island far from the continent.There is a food factor too, which is best at island near the continent, that the species do not get attracted by far island.Hence due environmental conditions and availibility of resources are the factors.To know more about continent visit:
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What 2 events in nature can hinder the process of carbohydrate production? Explain your answer. Use the sentence frame: “___ can hinder carbohydrate production because ____.”
The answers include the following below:
Stormy weather can hinder carbohydrate production because of inadequate sunlight.Low temperature can hinder carbohydrate production because of low heat.What is Carbohydrate?
This is referred to as a biomolecule which is the source of energy and is formed during photosynthesis through the use of water and carbondioxide as the reactants. Examples of this type of compound include glucose, starch etc.
Stormy weather and low temperature can hinder carbohydrate production because of inadequate sunlight. During a photosynthesis reaction by plants, there is the need for adequate sunlight as the solar energy is converted into chemical energy.
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