Answer:
Polar bears largely eat ringed and bearded seals, but depending upon their location, they may eat harp, hooded and ribbon seal. A 121-pound seal can provide 8 days worth of energy – but the bear needs to eat much more in order to store up reserves.
Explanation:
Help please picture above i will give points
Responsible farming and natural solution are needed to get carbon from atmosphere to ground.
What is reponsible farming?
We define "responsible farming" as methods that take into account the sustainability of the environment, animal health and welfare, the wellbeing of farm workers, the safety of the food being produced, and supply chain traceability.
Here are the various farming practises: Farming for milk. Commercial agriculture. Plantation agriculture.
While sustainability is undoubtedly a crucial component of ethical farming, we exclusively use the term to refer to the environment. Other areas of farming, like risk-reducing effective farm management techniques, supply chain traceability to safeguard the integrity of the product, worker safety and well-being, and animal health and welfare, are equally important in our opinion.
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Which kind of diet helps prevent cancer
A diet high in fruits, vegetables, and whole grains, that is low in processed foods, red and processed meats, and refined grains, is associated with a decreased risk of cancer.
Nutritious diet that includes a variety of fruits, vegetables, and whole grains includes key vitamins and minerals, as well as fiber and other important nutrients that can boost your body's defense against cancer. Eating a diet high in red and processed meats, as well as refined grains, on the other hand, may increase inflammation and free radicals, which may increase risk of certain types of cancer.
The scientific evidence for a correlation between diet and cancer prevention is supported by numerous studies. For example, a 2007 prospective study of over 50,000 people found that individuals with diets rich in fruits, vegetables and whole grains were 20% less likely to develop cancer than those who ate less of those foods. Other epidemiological evidence, as well as laboratory and animal studies, suggests that certain nutrients found in these foods (including natural antioxidants and phytochemicals) may play a role in decreasing cancer risk.
Based on the data in the graph, which would most likely happen if the paramecium were placed in distilled water?
The contractions would increase.
The contractions would decrease.
The contractions would cease altogether.
The contractions would establish dynamic equilibrium.
The contractions would increase would most likely happen if the paramecium were placed in distilled water.
Increased contractions would follow. Contraction would become less frequent. There would be no more contractions.A chart The paramecium's exposure to a hypertonic salt solution produced the graph's data. The horizontal axis of a graph titled Paramecium Contractile Vacuole Contractions contains salt concentration, and the vertical axis has contractions per minute.A paramecium is a type of unicellular ciliate that is alive. They live in freshwater bodies of water like lakes and ponds. because there is a plentiful supply of organic matter, a source essential for the survival of these species.Purified water that has had all of its minerals removed is distilled water. A Paramecium will quickly perish if it is placed in distilled water because there is no oxygen present.
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A watershed is an area of land that catches precipitation and drains to rivers and lakes. Which of the following conclusions can be drawn about the quality of water in the watersheds of the United States in 2000?
A river's basin is the area of land that it and its tributaries drain.
How do watersheds affect water quality?Water transports toxins and sediment as it flows over, through, and into the watershed. If left untreated, these pollutants are conveyed by runoff from rain and snowmelt directly into rivers.
Every day, conserve water. Resolve leaks, take shorter showers, and turn off the water when not in use. Take dangerous household chemicals to a hazardous waste facility rather than flushing them down the toilet. In your yard, use resilient plants that need little to no watering, fertilizer, or pesticides.
A river's basin is the area of land that it and its tributaries drain. It includes the entire area of land that is divided and drained by numerous streams and creeks that flow downhill into one another before eventually emptying into the Milwaukee River.
Therefore, the correct answer is option D. It is very difficult to analyze waler in watersheds.
The complete question is:
A watershed is an area of land that catches precipitation and drains to rivers and lakes. Which of the following conclusions can be drawn about the quality of water in the watersheds of the United States in 2000 ?
A. The EPA (Environmental Protection Agency) need not be concerned.
B. Over 500 of the water in watersheds may pose a health risk.
C. More than 75 % of the water in the watersheds is dangerously polluted.
D. It is very difficult to analyze waler in watersheds.
E. Contaminated water in watersheds is a serious problem around the work.
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In the early 20th century, automobiles were made one at a time by craftsmen who could perform every operation necessary to build the car. Henry Ford decided to limit the number of tasks each worker performed so each person could become expert in his position. With this practice, Ford introduced:
A. departmentalization.
B. work specialization.
C. centralization.
D. formalization.
Answer: B: Work Specialization
Explanation: Henry Ford brought much practical advancement to the economic theory regarding specialization of labor.
Glia cells play a supportive role in the neuron. A few of the functions of the glial cells include providing nutrition, maintaining homeostasis, stabilizing synapses, and myelinating axons. The glial cells are categorized as microglia or macroglia. Of the macroglia cells, which one plays a role in myelinating axons, which may contribute to mood disorders if altered?
Answer:
search sailesh xettri on messenger
Explanation:
bike pic guy
The macroglia cell that plays a role in myelinating axons is the oligodendrocyte.
What are oligodendrocyte?Oligodendrocyte cells produce myelin, the insulating sheath that surrounds axons in the central nervous system, which helps to increase the speed and efficiency of neural signaling. Alterations in the function or density of oligodendrocytes have been linked to mood disorders such as depression and anxiety.
Specifically, studies have shown that decreased myelination in certain brain regions is associated with depression, and that the increased generation of oligodendrocytes in those regions may have an antidepressant effect.
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Which statement is correct about a dead cell?
A dead cell can maintain its homeostasis; dead cell decomposes over a long period of time.
Which is a dead cell?Sclerenchyma cells contain dead cells they are permanent tissues attending in plants. They provide hardness and defense for plants. Sclerenchyma cells have dead cells, they comprise steadily thickened walls that contain lignin, which makes them sealed to walls and cells can't survive.
Necrosis: this happens when a cell dies due to a lack of a blood supply, or due to a toxin. The cells' pacify can leak out and harm neighboring cells, and may also trigger swelling. Necroptosis: is similar in aspect to necrosis, in that the dying cell's contents can escape.
So we can conclude that Dead Cells is a roguelike-Metroidvania game evolved and published by Motion Twin.
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Which statement is correct about a dead cell?
1.A dead cell cannot maintain its homeostasis; it remains intact until eaten by another organism.
2.A dead cell can maintain its homeostasis; it decomposes over a long period of time.
3.A dead cell can maintain its homeostasis; it remains intact until eaten by another organism.
4.A dead cell cannot maintain its homeostasis; it decomposes over time.
electrostatic sheathing of lipoprotein lipase is essential for its movement across capillary endothelial cells.T/F
False. Lipoprotein lipase doesn't bear electrostatic sheathing for its movement across capillary endothelial cells.
Rather, it's transported across the cell membrane via a process known as transcytosis. In this process, lipoprotein patches are gulfed by the cell membrane and ultimately released into the other side of the cell membrane. This occurs without the need for electrostatic sheathing. Lipoprotein lipase is a critical enzyme that helps to hydrolyze triglycerides and other lipids in the blood and acts as a major lipolytic enzyme. This enzyme is essential for the digestion and immersion of salutary fat, the conservation of lipid homeostasis, and the regulation of adipose acid metabolism.
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False. The passage of lipoprotein lipase across capillary endothelial cells is not protected by electrostatic sheathing.
Transcytosis, a technique, is used to move it across the cell membrane. The cell membrane engulfs the lipoprotein patches during this process, releasing them onto the other side of the cell membrane in the end. Without the use of electrostatic sheathing, this happens.
An important lipolytic enzyme called lipoprotein lipase works to hydrolyze triglycerides and other lipids in the blood. This enzyme is necessary for the absorption and digestion of beneficial fat, for maintaining lipid homeostasis, and for controlling the metabolism of adipose tissue.
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Use the gray codon box to highlight additional codons, 3 bases at a time. You can click the blue arrow buttons to move right and left, as needed. When you reach a stop codon (either UAA, UAG. and UGA) you will need to use the pink stop codon box. As you form codons, record them in the data table.
The translation is the protein synthesis stage at which amino acids are added to the growing chain as rRNA and tRNA read and recognize mRNA codon sequences. In the image, there are only intermediate codons. By clicking on the right arrow you will get to the stop codon.
What is translation?
The translation is a step in protein synthesis that follows transcription. It occurs in the cytoplasm of the cell and involves mRNA, rRNA, tRNA, and amino acids.
rRNA reads mRNA and the associated tRNA adds amino acids to grow the new protein according to the codons being read.
Codons are three base sequences. There is always a start codon (AUG) which indicates where protein growth must occur, a stop codon (UAA, UAG, or UGA), which indicates where protein synthesis ends, and intermediate codons, which indicate which amino acids are part of the molecule.
In the exposed example, after the AUG start codon (blue box) there are several intermediate codons (gray boxes), and finally a stop codon (pink box). Since this is only an image I can not complete the protein, so I will show you which are te intermediate codons. You should follow this pattern until you find one of the stop codons (UAA, UAG, or UGA).
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A lower than normal blood pressure will cause which of the following effects on the rate of plasma clearance of Substance A?
A) An increase, because the concentration of Substance A in the urine will increase
B) An increase, because the ADH levels will be very low
C) A decrease, because the decreased rate of urine output will allow more reabsorption by the kidney
D) A decrease, because ADH levels will be very high
Lower than normal blood pressure will cause which of the following effects on the rate of clearance of substance A is C. A decrease, because a decrease in the rate of urine output will allow more reabsorption by the kidneys
Kidneys are bean-shaped organs located behind the abdomen which function as excretory organs and play a role in blood control. The kidneys control blood pressure through regulation of extracellular fluid volume and renin secretion. Blood pressure can be caused by a lack of fluid which causes blood volume to decrease, causing a decrease in blood pressure.
Decreased kidney function is characterized by a decreased glomerular filtration rate based on measurements of creatinine clearance, caused by low blood pressure thereby reducing the filtration rate of the glomerulus. This causes the amount of substance A to decrease in the urine due to reabsorption by the kidneys.
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The following are molecules that amino acids can be converted to when entering the energy pathways of cellular respiration
- Pyruvate
- Acetyl CoA
- An intermediate in the Krebs cycle
The following are molecules that can be converted into amino acids when they enter the energy pathway of cellular respiration: Pyruvate, Acetyl CoA, and Intermediates in the Krebs cycle. True. All is correct.
Cellular respiration is a process of overhauling complex organic molecules to produce energy that is used for cell needs. Cells need energy to perform various tasks in the body, including moving muscles, keeping vital organs working, and cell division. The process of cellular respiration begins with the glycolysis stage which produces pyruvate. Then the Krebs cycle stage where pyruvic acid is converted to acetyl CoA through an event called oxidative decarboxylation which is then converted to produce ATP.
When the body is starving, the excess amino acids in the body can be diverted to the pathway of glucose catabolism. Amino acids whose amino groups have been removed can enter metabolic pathways via pyruvate, acetyl CoA, and intermediaries in the Krebs cycle. Then they will be converted into various aggregates to be broken down and produce ATP.
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what are 3 characteristics that distinguish organism from non living things under a microscope?
Under a microscope, the three characteristics that distinguish organisms from non-living things are the not production of ATP via cellular respiration, the absence of reproduction, and the absence of movement and digestion.
What is the significance of the non-living substances?These substances do not respond to stimuli, do not grow and reproduce like living organisms, and cannot perform cellular respiration and digestion to obtain and use energy from foods. Because they lack a nervous system, they can be used in a variety of ways, such as chairs, tables, and beds.
Hence, under a microscope, the three characteristics that distinguish organisms from non-living things are the not production of ATP via cellular respiration, the absence of reproduction, and the absence of movement and digestion.
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which of the following is true
a. the sensation of touch starts with your brain
b. touch is one of five senses
c. mechanoreceptors are the bottom layer of ski
d. touch is the detection of chemical energy
Answer:
The answer is b. Touch is one of five senses.
Explanation:
PLEASE HELP I"LL GIVE YOU BRAINLIEST How does your body work? I need a simple but well explained answer. WORTH 100 POINTS!!!
Answer:
Explanation:
Our bodies are made up of many different systems that work together to keep us alive and healthy. These systems include the circulatory system, the digestive system, the endocrine system, the immune system, the muscular system, the nervous system, the reproductive system, the respiratory system, and the skeletal system.
The circulatory system is made up of the heart, blood vessels, and blood. The heart pumps blood, which carries oxygen and nutrients to all the cells in our body. The blood also carries waste products away from the cells to be eliminated.
The digestive system breaks down the food we eat and absorbs the nutrients our body needs. The endocrine system produces hormones that help to regulate many of our body's functions.
The immune system helps to protect our body from infections and diseases. The muscular system allows us to move and perform physical tasks.
The nervous system consists of the brain, the spinal cord, and a network of nerves that carry messages to and from the brain and the rest of the body. The reproductive system is responsible for the production of offspring.
The respiratory system brings oxygen into our body and removes carbon dioxide, a waste product. The skeletal system is made up of bones and helps to support and protect our body.
Which of the following cells is formed by meiosis?
Answer:
Egg or sperm cellmeiosis can only produce egg and sperm cells for sexual reproduction. Meiosis begins following one round of DNA replication in cells in the male or female sex organs. Meiosis is a type of cell division that reduces the number of chromosomes in the parent cell by half and produces four gamete cells
Answer:
The sperm and egg
Explanation:
The sperm and the egg are formed by meiosis. The resulting cell contains only half the number of chromosomes as the parent cell so that the original number of chromosomes is restored when they fuse.
Which of the following mechanisms is (are) used to coordinate the expression of multiple, related genes in eukaryotic cells? A) The genes share similar enhancer sequences, which allows appropriate activators to turn on their transcription at the same time. B) Environmental signals enter the cell and bind directly to promoters. C) The genes are organized into a large operon, allowing them to coordinately controlled as a single unit. D) They contain the same promoters.
Eukaryotic cells coordinate the expression of multiple, related genes by having similar enhancer sequences in the upstream region of the gene.
(Option A) The genes share similar enhancer sequences, which allows appropriate activators to turn on their transcription at the same time.Coordinating the Expression of Multiple Genes in Eukaryotic CellsCoordination of the expression of multiple, related genes in eukaryotic cells is achieved through the use of similar enhancer sequences. These enhancer sequences are located in the upstream region of the gene and are recognized by activators that bind to them and regulate the transcription of the gene. By having similar enhancer sequences, multiple, related genes can be turned on at the same time, allowing for the coordinated expression of these genes. This is in contrast to prokaryotic cells, which use operons to coordinated the expression of multiple, related genes.
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er drew a diagram to compare the roles of oxygen and hydrogen in photosynthesis.
Which label belongs in the area marked X?
Enters plant as a part of water
Combines with carbon dioxide
Is released into air through stomata
Is stored in leaves for later use
The label that belongs in the area marked X is: enters plant as part of water. So the correct option is A.
What is photosynthesis?
Photosynthesis is a biochemical process that occurs in plants and in some algae in which organic matter is formed from inorganic matter driven by the energy provided by UV rays. What happens is that the energy from sunlight is going to be transformed into intermediates such as NADPH and ATP, which are energy intermediates, and which will help the formation of organic matter for the synthesis of carbohydrates together with the reduction of carbon dioxide absorbed by plants from the environment.
Organisms that can carry out this process are known as photoautotrophs, since they only need solar energy to form their own food.
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The mountain range on the western coast of South America has prevailing winds that blow from east to west. Based on these winds we would expect the ______ side of the mountains the have more precipitation.
Word Bank: south, east, west,north
Answer:
Explanation:
The western side of the mountains would have more precipitation. Prevailing winds are winds that blow in a particular direction more frequently than others, and in this case, the prevailing winds are blowing from east to west. Therefore, the western side of the mountains, which is on the side that the winds are coming from, would receive more precipitation.
help pls I will give branliest
The missing words are:
Adaptations; and Evolved.Thus, the complete sentence is: "All of an organism's characteristics are Adaptations that Evolved over millions of years. An example of this is the modern-day Horse's foot.
What is an Adaptation?Adaptation is the biological method through which organisms adjust to new settings or changes in their present environment, according to evolutionary theory.
Adaptations are distinct features that enable creatures to survive in their surroundings. Adaptations are classified into three types: structural, physiological, and behavioral.
The contemporary horse's foot is an example of this, having developed over time to become an efficient and durable structure for running and movement.
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7. List one strength and one weakness of toxicology.
Toxicology is basically a multidisciplinary field that involves the study of the effects of chemical, physical, and biological agents on living organisms.
One strength and one weakness of toxicology are:
Strength: Toxicology is a highly interdisciplinary field, drawing on a variety of sciences, such as biochemistry, pharmacology, and analytical chemistry, to understand how toxins and poisons affect living organisms.
Weakness: Toxicology is a very complex field and can be difficult to understand. Additionally, it can be difficult to accurately measure the effects of toxins in an environment or on an individual.
What is Toxicology?
Toxicology is the study of the effects of toxins and other harmful substances on living organisms. It examines the mechanisms of toxicity and how toxins interact with the body and environment. It also investigates the potential health risks associated with exposure to toxins and how to prevent or mitigate them. Toxicologists are experts in evaluating the toxicity of environmental and chemical agents to ensure safe and healthy living conditions.
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8 If all the red-tailed hawks, coyotes, and rattlesnakes are removed from the ecosystem, which BEST predicts the effect on the population of desert cottontails?
A
The cottontail population will experience rapid growth due to a lack of competition for resources.
B
The cottontail population will experience unlimited growth without predators to control their populations.
C
The cottontail population will experience rapid growth without predators but will eventually stabilize due to a lack of resources.
D
The cottontail population will experience growth due to an increase in resources but will eventually stabilize due to increased competition.
Answer:
C
Explanation:
Because there are no more predators in the ecosystem, the cottontails will reproduce with more offspring surviving. As time goes on, resources will be scarce, and the population will decline and stabilize.
genetic drift is a process that can cause random fluctuations in the frequency of alleles in a population from one generation to the next.
true or false
Genetic drift is a process that can cause random fluctuations in the frequency of alleles in a population from one generation to the next. The correct answer is true.
Genetic drift is a process that can cause random fluctuations in the frequency of alleles in a population from one generation to the next. It occurs because of the random sampling of individuals that contribute their genes to the next generation. In small populations, the impact of genetic drift can be significant, leading to the loss of genetic diversity and the fixation of certain alleles. In larger populations, the impact of genetic drift is much smaller and is generally overshadowed by other forces such as natural selection.
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What are the names of the dogs that come from Gray Wolfs and share a common ancestor.
The dogs that come from Gray Wolves and share a common ancestor are: Alaskan Malamute, Siberian Husky , Eurasier , Finnish Lapphund ,Tamaskan Dog , Utonagan , Saarloos Wolfdog , Czechoslovakian Wolfdog , Kugsha etc.
What is ancestor?An ancestor can be defined as the progenitor of a group of organisms from which a species or population is descended. In biology, an ancestor is a species or organism from which a group of organisms or a species has evolved. The ancestor is the origin of the evolution of the group, and its characteristics are passed down to the descendants. An ancestor plays a critical role in the evolutionary process, as its characteristics are passed down to the future generations, allowing for adaptation and survival.
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In addition to trapping gophers with a box, cinch, or claw type impaling trap, what other.
low risk method will help in managing gophers?
Select one or more:
Reduce white clover and herbaceous weeds that gophers prefer by aerating soil
and over seeding for healthy turf.
Ob. If no rodenticides are used on site or by neighbors, install a raptor perch or owl
box.
O c. Plant castor bean and or garlic around the perimeter of the area as a deterrent.
All of these are effective gopher traps, including white clover and herbaceous weeds, a raptor perch or owl box should be installed, and the garlic and castor beans are used for this too.
What are the most effective ways to trap gophers?There are numerous options, such as how to install the raptor perch, garlic can be used for this, and there are many methods included, such as the wire mesh can be used and the repellent scent can be used for this.
Hence, all of these are effective gopher traps, including white clover and herbaceous weeds, a raptor perch or owl box should be installed, and the garlic and castor beans are used for this too.
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Which of Earth's layers is the deepest?
A. Outer core
B. Inner core
C. Mantle
D. Crust
Answer:
B. The Inner Core
Explanation:
Starting at the center, Earth is composed of four distinct layers. They are, from deepest to shallowest, the inner core, the outer core, the mantle and the crust.
How does this hierarchy relate to the approach we take in studying anatomy and physiology?
Answer:
As we discuss further into Anatomy & Physiology I ask that you keep this hierarchy in mind, for one complexity cannot exist without its smaller counterpart.
Explanation:
Hierarchy is related to the approach we take in studying anatomy and physiology as organisms are classified into different classes on the basis of their structure and functions.
What is Hierarchy?Hierarchy can be defined as the taxonomic classification of living organisms in the successive levels of complexity. In this, the highest rank in such a classification system is the Kingdom while species is the lowest rank of the classification system. Hierarchy can be classified into two types namely obligate hierarchy and intermediary hierarchy.
Hierarchy is the structure and the regularity, so that's how how we approach it when we are studying the anatomy and physiology and then the last part which we want to give as an example from the anatomy. The structure of the body part is related to its physiology.
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What does iconic memory store?
Answer:
iconic memory stores visual information
R. C. Punnett conducted experiments on the inheritance of traits in the sweet pea, Lathyrus odoratus. In one experiment, he crossed two different true-breeding sweet pea plant strains, one with erect petals and long pollen, and the other with hooded petals and round pollen. All the offspring (F1 generation) had erect petals and long pollen (Figure 1).
Figure 1. Sweet pea plant cross
Next, Punnett allowed the F1 generation to self-fertilize and recorded the phenotypes of their offspring. The data are shown in Table 1.
Table 1. F2 results of F1 self-fertilization cross
Phenotype of F2Number of OffspringErect petals, long pollen765Erect petals, round pollen62Hooded petals, long pollen71Hooded petals, round pollen220Total1,118
Which of the following questions would be most useful to researchers trying to determine the role of meiosis in the F2 phenotypic frequencies?
A. What is the molecular mechanism underlying the dominance of erect petals and long pollen?
B. Which phenotypes give pea plants the highest level of fitness: erect or hooded petals and long or round pollen?
C. How do the phases of meiosis differ between sweet pea plants and other organisms?
D. What is the recombination frequency between the genes for petal shape and pollen shape?
The best question for researchers that trying to determine the role of meiosis in the F2 phenotypic frequencies is d. What is the recombination frequency between the genes for petal shape and pollen shape?
What is phenotypic?The phenotypic is a characteristic of an organism that can be observable. This characteristic is governed by environment and genotype and/or interaction between that two.
The phenotypic definition can include the various level of expression from the genes of an organism.
For the question, since the researchers want to determine the role of meiosis in the F2 phenotypic frequencies, so the related question is about frequency. Thus, option d is correct.
Your question is incomplete, but most probably your full question was
(image attached)
Which of the following questions would be most useful to researchers trying to determine the role of meiosis in the F2 phenotypic frequencies?
A. What is the molecular mechanism underlying the dominance of erect petals and long pollen?
B. Which phenotypes give pea plants the highest level of fitness: erect or hooded petals and long or round pollen?
C. How do the phases of meiosis differ between sweet pea plants and other organisms?
D. What is the recombination frequency between the genes for petal shape and pollen shape?
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Which term names what can regulate gene expression in eukaryotesGene expression can occur at several points along the pathway from DNA to RNA to proteins. In one example of gene expression, the protein insulin must be trimmed to a smaller size.
Transcription factors can regulate gene expression in eukaryotes Gene
what are transcription factorsProteins called transcription factors help turn particular genes "on" or "off" by attaching to surrounding DNA. A transcription factor is a protein that, by binding to a specific DNA sequence, regulates the pace at which genetic information is transferred from DNA to messenger RNA.
what are eukaryotesOrganelles that are membrane-bound and found in eukaryotic cells include the nucleus, mitochondria, and endoplasmic reticulum. Protozoa, fungi, plants, and animals are examples of eukaryotic cell-based organisms. The biological domain Eukaryota is where these species are categorized. Prokaryotic cells are found in the domains Archaea and Bacteria, whereas eukaryotic cells are bigger and more sophisticated.
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What does ‘colonial hydrozoan’ means?
Answer: Colonial hydrozoans include siphonophore colonies, Hydractinia, Obelia, and many others. In hydrozoan species with both polyp and medusa generations, the medusa stage is the sexually reproductive phase. Medusae of these species of Hydrozoa are known as "hydromedusae".
Explanation: Because its Colonial hydrozoans include siphonophore colonies, Hydractinia, Obelia, and many others. In hydrozoan species with both polyp and medusa generations, the medusa stage is the sexually reproductive phase. Medusae of these species of Hydrozoa are known as "hydromedusae".
