The protein helps partition the cell at the midline into two new daughter cells in prokaryotes would be FtsZ protein.
To attract all other cell division proteins to the site of division, the FtsZ filaments are necessary. These proteins work in concert to direct the inward expansion of the cell wall and membrane, resulting in the development of a septum that splits the cell in two. The FtsZ protein, which self-assembles into a membrane-associated ring structure early in the division process, is necessary for the binary fission of several prokaryotes as well as some eukaryotic organelles.
The component of the microtubule cytoskeleton of eukaryotes, tubulin, is homologous to FtsZ. Where the constriction occurs, it creates a ring. Assembling DNA into the plasma membrane involves it.
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which of the following terms is not matched properly with its correct definition? group of answer choices glume - a bract beneath a spikelet awn - slender bristle extending from a lemma culm - the stem of a grass plant lemma - outer bract surrounding a grass flower stolon - underground horizontal stem
Lemma - outer bract surrounding a grass flower is not matched properly.
What is spikelet?In botany, a spikelet is the term used to describe how the flowers of grasses, sedges, and some other Monocots are often arranged.
There are one or more florets in each spikelet. The spikelets are divided into panicles or spikes for further grouping.
A portion of the spikelet is referred to as a lemma in phytomorphology. It is the lowermost of two bracts that resemble chaff and surround the grass floret. It frequently has a long bristle known as an awn and resembles the glumes, which are chaffy bracts found at the foot of each spikelet. Although it is typically thought of as a bract, it has alternatively been thought of as one of the three remaining components of the outer perianth whorl (the abaxial).
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The motor tracts in the spinal cord controlling subconscious regulation of balance and muscle tone are the __________.
The vestibulospinal tracts in the spinal cord are the motor tracts that subconsciously regulate balance and muscular tone.
What is Vestibulospinal tracts?Vestibulospinal tracts are descending nerve fiber bundles found in the spinal cord that transmit information from the brain's higher regions to the body's extremities.
They start with the vestibular nuclei's axons in the brainstem and end by making connections with interneurons in the anterior gray column of the spinal cord. A medial vestibulospinal tract and a lateral vestibulospinal tract make up the vestibulospinal tracts. They are necessary for the body's reflex actions, which are many.
When the head is inclined to one side, each tract is in charge of boosting antigravity muscle tone. Leg extensor muscles are antigravity muscles.
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the genetic content of the two daughter cells in prophase ii of meiosis?
haploid with two copy of each gene
The prophase II stage marks the beginning of the meiosis II stage. Haploid cells make up the genetic material at this stage.
The cells that enter meiosis II are those that are created at the conclusion of meiosis I. These cells are haploid and have only one chromosome from each homologue pair and two sister chromatids because they have not undergone DNA replication. As a result, in Meiosis I, non-duplicated chromosomes, which are present in prophase II of Meiosis II, are generated in haploid cells.
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epinephrine acts as a signal molecule that attaches to proteins. epinephrine acts as a signal molecule that attaches to proteins. nuclear receptor intracellular receptor g-protein-linked receptor ion-channel receptor receptor tyrosine kinase
Epinephrine acts as a signal molecules that attaches to G-protein-linked receptor proteins.
What is a epinephrine used for?An injection of epinephrine is administered to cure severe allergic responses (including anaphylaxis) to meals, medications, insect stings, foods, or other substances in an emergency. It also is used to treat hypersensitivity brought on by unidentified chemicals or brought on by physical activity.
What does epinephrine do to the blood pressure?Epinephrine, often known as "adrenaline," is a peptide that the body naturally produces and has a variety of uses. Increasing blood pressure and heart rate are two effects. In cases where a patient's blood pressure is extremely low, doctors can elevate blood pressure by administering epinephrine as a medicine.
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The complete question is -
Epinephrine acts as a signal molecules that attaches to ____ proteins.
1. ion-channel receptor
2. nuclear receptor
3. G-protein-linked receptor
4. receptor tyrosine kinase
5. intracellular receptor
Which of the following organisms would be able to extract the GREATEST percentage of oxygen from their respiratory medium?
A. sparrows
B. blue whales
C. salmon
D. humans
E. seagulls
What are some examples of characteristics of life?
Answer:
responsiveness to the environment;
growth and change;
ability to reproduce;
have a metabolism and breathe;
maintain homeostasis;
being made of cells; and.
passing traits onto offspring.
All living things have a number of traits; reproduction, growth, development, heredity. Metabolism, etc.
What are characteristics of life?
How can you distinguish between what is living and what is not? There isn’t just one single thing that separates a living being from a non living one. A dog moves, but a car does as well. A tree grows bigger, but a cloud does as well. Life is defined by certain characteristics that living beings share. Something that contains all characteristics of life can be considered to be a living thing.
A single living creature is known as an organism. Living organisms share many characteristics. They are:
• Growth and change
• Response to the environment
• Complex chemistry
• Made up of cells
• Metabolism
• Reproduce
• Genetic material passed onto their offspring
Therefore, growth, development, reproduction, metabolism, heredity etc, are all characteristics that distinguish a living thing from a non living thing.
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A student analyzes a cross section of earth's layers. which letter corresponds to a trench in the cross section? question 11 options: l m n o
Answer: its M
Explanation:
i did the k-12 test :)
the sexual strategies theory holds that women should be choosier than men in selecting mates because women group of answer choices have greater difficulty achieving orgasm. can produce a limited number of offspring. are less likely to end a bad relationship. are physically smaller and weaker than men.
The sexual strategies theory holds that women should be choosier than men in selecting mates because women "can produce a limited number of offspring."
What is sexual strategy?Sexual strategies are the methods that people utilize to attain sexual or mating objectives. Humans have developed a variety of sexual tactics, including short-term and long-term mating. According to sexual strategies theory (SST), humans have evolved a complex menu of mating strategies, that some of these mating adaptations are tethered to the temporal dimension of mating, and that, while some mating adaptations are similar in women and men, others differ significantly between the sexes. Intrasexual selection in females, like in men, entails competition for key resources necessary for access to mates.
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Pick a natural disaster, research the disaster, write 3-5 sentences where, when, casualties and name of disaster.
help :( i need this asap 33 i'll give brainly for best answer,, /33
Answer: Hurricane.
Explanation:
The official hurricane season for the Atlantic basin is from June 1 to November 30, but tropical cyclone activity sometimes occurs before and after these dates, respectively. The peak of the Atlantic hurricane season is September 10, with most activity occurring between mid-August and mid-October.The destructive power of storm surge and large battering waves can result in loss of life, buildings destroyed, beach and dune erosion and road and bridge damage along the coast. Storm surge can travel several miles inland. In estuaries and bayous, salt water intrusion endangers public health and the environment.A hurricane can last for 2 weeks or more over open water and can run a path across the entire length of the Eastern Seaboard. The 74 to 160 mile per hour winds of a hurricane can extend inland for hundreds of miles. Tropical storms and hurricanes most frequently occur off the Southeast and mid-Atlantic coasts, but they can also roam the Atlantic Basin anywhere between the northern Bahamas and Atlantic Canada, in the Gulf of Mexico, the eastern Caribbean Sea and the western tropical Atlantic (to the east of the Lesser Antilles).
The Galveston hurricane of 1900, the deadliest natural disaster in U.S. history, crashed ashore much like Hurricane Ian did last week. As a large Category 4 with 150 mph winds, it shoved Gulf of Mexico waters deep into the booming port city. A typical hurricane can dump 6 inches to a foot of rain across a region. The most violent winds and heaviest rains take place in the eye wall, the ring of clouds and thunderstorms closely surrounding the eye. Every second, a large hurricane releases the energy of 10 atomic bombs. Hurricanes can also produce tornadoes.
5 thing that cause a hurricane!
Image result for Hurricanes facts
Warm ocean waters and thunderstorms fuel power-hungry hurricanes.
A pre-existing weather disturbance: A hurricane often starts out as a tropical wave.
Warm water: Water at least 26.5 degrees Celsius over a depth of 50 meters powers the storm.
Thunderstorm activity: Thunderstorms turn ocean heat into hurricane fuel.
Explain the relationship between the structure and function of the cell membrane and cell wall.
Answer: The cell wall is fully permeable to smaller molecules with the size of 30-60 kDa. The membrane is selectively permeable and controls the movement of the substance into and outside the cell. Functions include protection from the external environment.
Explanation:
a patient in a physician's office has a deep cut, and as it is being stitched up, a sample of tissue is taken for testing. analysis of the tissue reveals it has few cells, surrounded by a large amount of extracellular matrix proteins with some blood vessels, sweat glands, and nerve cells. what kind of tissue is this? the tissue is most likely epidermis and should also have many keratinocytes and melanocytes. the tissue is most likely dermis, and should also have some fibroblasts, but few keratinocytes and melanocytes. the tissue is most likely dermis and should also have many keratinocytes and melanocytes. the tissue is most likely epidermis and should also have some fibroblasts but few keratinocytes and melanocytes.
The tissue with cells surrounded by extracellular matrix proteins with some blood vessels, sweat glands, and nerve cells is most likely to be dermis, and it should also have some fibroblasts, but few keratinocytes and melanocytes, which means that option B is the correct answer.
The inner layers of the two main layers of the skin are known as dermal layers or dermis, which are supposed to be composed of less number of pigments. Dermis is made up of several other types of tissues such as connective tissues, sweat glands or hair follicles. The most important function of dermis is to support and protect the upper vulnerable layer that is the skin and the deeper layers, assist in thermoregulation which means cooling of body by sweating, and also provide suitable sensations. Fibroblast is basically bulk of connective tissues. Keratinocyte is the major portion of outermost layer of epidermis. Since the test analysis reveals that sweat glands and connective tissues are present, a professional clinician can easily determine from which part of body the sample must have been collected.
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in the kidney, there is an anatomical structure that is also observable in at least two other organs. what is it?
The portal system is an anatomical structure that is also observable in at least two other organs.
A portal system is one in which veins begin and end in capillaries. It transports nutrient-rich blood to the liver for purification before transporting it to the heart. The portal venous system transports capillary blood to the liver from the esophagus, stomach, small and large intestines, pancreas, gallbladder, and spleen. The portal vein is formed by the union of the splenic and superior mesenteric veins behind the pancreas's neck.
The hepatic portal system, the hypophyseal portal system, and (in non-mammals) the renal portal system are examples of such systems. The hepatic portal system gets its name from the fact that it connects capillaries in the intestines and other digestive organs to modified capillaries in the liver (hepatic sinusoids).
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what is the apparent biological advantage of the pupillary light reflex? how do reactions differ from a simple reflex?
The biological advantage of the pupillary light reflex is that it allows the eye to adjust the amount of light reaching the retina.
The pupillary light reflex constricts the pupil in response to the intensity of light that falls on the retina at the back of eye. It helps in the adaptation of vision to various levels of lightness/darkness.
When the intensity of light is high, the pupils constrict to allow low light of light reaching the retina and when the intensity is low, the pupils dilate to allow more light.
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Which of the following is a health effect of air pollution?
A. cholera
B. influenza
C. roseola
D. lung damage
Answer:
Its D.
Explanation:
Answer:
d) Lung damage
Explanation:
Lung damage is a major health effect because of air pollution. Therefore, the option (d) is the correct answer.
What are areas especially rich in plant species that are found nowhere else, and in great danger of extinction called?.
The "ecological arks" are regions that are particularly abundant in tree species that are unique to those locations and in grave danger of going extinct.
What happens in extinction?Extinction is the loss of a species as a result of environmental factors or problems with evolution. The rate of species extinction on Earth is ongoing, and it has fluctuated over time. According to the IUCN Red List, 25% of mammals face extinction. In a way, extinction is inevitable.
How can we prevent extinction?Scientists believe that endangered species' specific habitats should be preserved. There must be places where animals may live, eat, and raise their young. Deforestation, oil and gas extraction, overgrazing, and development all lead to the degradation of habitat.
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Acids
A. have a pH below 7.
B. form H+ in solution.
C. have a higher H+ concentration than pure water.
D. all of the above.
Answer: D. All of the above
Explanation:
Hope this helps
The intramolecular cyclization reaction of glucose in solution ______. A) generates a chiral center. B) yields a hemiacetal. C) usually forms a pyranose
The intramolecular cyclization reaction of glucose in Generates a chiral center.
In order to create the matching saturated nitrogen and oxygen heterocycles, -haloalkyl amines and alcohols undergo intramolecular hydrogen bonding (a hydrogen bond created between two functional groups of the same molecule) (an SN2 reaction within the same molecule)
What is the difference between intermolecular and intramolecular?
The atom-atom bonds that hold molecules together are known as intramolecular forces. Molecules in a solid or liquid are held together by intermolecular forces.
What are the 3 types of intramolecular forces?
Covalent, ionic, and metallic bonding are the three types of intramolecular forces. Between two nonmetals, covalent bonds are formed. Atoms share electrons in this kind of relationship. Covalent bonds can be either polar or nonpolar.
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The first (n=1) energy level of an atom contain a maximum of two electrons the second (n=2) energy level contains a maximum of
Answer:
The second energy level (n=2) contains a total of 5 electrons.
Explanation:
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The codon for phenylalanine is UUU. Which of the following codons also most likely encodes for phenylalanine?
Question options:
CUU
UUC
AAA
AUU
The correct answer is option (B) the codons which encode phenylalanine are UUC and UUU both thus the correct answer is UUC.
The codons UUU and UUC specify the amino acid phenylalanine (Phe), and the codons CUU, CUC, CUA, and CUG specify the amino acid leucine (Leu). The codon AUG, often known as the start codon, designates methionine. As a result, when building proteins, methionine is the first amino acid to dock in the ribosome. Due to the fact that just one codon specifies the amino acid tryptophan, it is special. Each of the remaining 19 amino acids is designated by two to six codons. The stop codons, UAA, UAG, and UGA, are used to indicate when the translation has finished.
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compare and contrast the types of nitrogenous wastes excreted by animals. identify which type can be excreted with the least water. compare and contrast the types of nitrogenous wastes excreted by animals. identify which type can be excreted with the least water. ammonia urea uric acid
Ammonia, Urea and Uric acid are all types of nitrogenous wastes excreted by animals whereas uric acid can be excreted with the least water.
In the body, nitrogenous wastes tend to form toxic ammonia, which must be excreted. Humans and other mammals excrete urea, whereas birds, reptiles, and some terrestrial invertebrates excrete uric acid. When animals consume more nitrogen than they can use, they excrete nitrogenous waste. Nitrogen is primarily found in amino acids and thus proteins. This means that if an animal consumes a high-protein diet, it will have excess nitrogen to get rid of because there is no long-term storage for it.
Uric acid is a purine-like compound found in nucleic acids. It is water insoluble and tends to form a white paste or powder; birds, insects, and reptiles excrete it.
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What develops when two oceanic plates converge
A rift valleys
B deep-sea trenches
C island arcs
D tall, folded mountains
Answer:
The answer to your question is C island arcs
Explanation:
When two oceanic plates converge, the denser plate will end up sinking below the less dense plate, leading to the formation of an oceanic subduction zone.
A subduction zone is also generated when two oceanic plates collide — the older plate is forced under the younger one — and it leads to the formation of chains of volcanic islands known as island arcs.
I hope this helps and have a wonderful day!
Should farm animals we eat be genetically modified?
Many types of genetically modified plants have been developed, grown and eaten for many years in the United
States. Currently, several agricultural companies are actively developing and researching GMO farm animals. What
are the possible pros and cons of genetically modifying the animals people eat? Do you think the government should
allow the development of GMO farm animals to continue?
Select the link to access the Should farm animals we eat be genetically modified? Discussion.
As a long-term solution, genetically modifying farm animals is unethical. However, the problem of meat production might be solved via genetic engineering through lab-grown meat.
What can be the pros cons of genetically modified farm animals?Scientists can learn more about fundamental biological processes as well as the connections between sickness and mutations by using genetically modified animals.Farm animals, like sheep, goats, and cows, can, however, also be genetically altered to improve certain traits. In addition to increasing the nutritional content of the goods they are raised for, these can include increased milk output and disease resistance. One such example is the genetic engineering of cows, goats, and sheep to express particular proteins in the milk.Even less obvious is the public agreement over their use or lack thereof, as well as how to demonstrate that the technology is harmless for both animals and those who consume them. Animal scientists contend that this discrepancy will practically kill their industry by prohibiting discoveries that could make producing livestock more sustainable, efficient, or compassionate. The legal procedure for getting animals approved seems to be more complicated and treats the modified DNA as a veterinary medicine.Therefore, the future of animal DNA manipulation is far more uncertain.
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The word “soma” means body how does this relate to the meanings of autosome and somatic cell
If soma means body then somatic cells and autosomes are present in the body
What are autosomes?
One of the 22 numbered pairs of chromosomes that the majority of us have in practically all of the body's cells is called an autosome. We r,eally have 46 chromosomes in these cells, divided into 23 pairs but two of these, the X and Y chromosomes, are referred to by letters rather than numbers and are called sex chromosomes rather than autosomes because they play a role in determining our sex or gender. The 22 pairs of autosomes are identified primarily by their numbers, which are inversely related to their sizes. The smallest chromosome, Chromosome 1, is actually the largest chromosome. It contains about 3,000 genes. Finally, we reach the tiniest chromosomes those who have the highest numbers. You might assume Chromosome 22 since there are only roughly 750 genes on each of the 22 chromosomes, but in reality, Chromosome 22 is not the smallest of the autosomes. When it was first described, we believed it to be, which is how it got its name, 22. Chromosome 21 is actually a little bit smaller than Chromosome 22 as it turns out.What are somatic cells?
The body's somatic cells are those that are neither sperm or egg cells (which are called germ cells). Somatic cells in humans are diploid, which means they have two sets of chromosomes, one from each parent. Somatic cell DNA mutations can have an impact on an individual, but they cannot be passed on to the individual's progeny.All living things are composed of somatic cells, which are the basic building blocks of all organisms. Somatic cells in humans are diploid, which means they have two sets of chromosomes, one set from each parent. Somatic mutations can affect the person who has them but cannot be passed on to their offspring and have no impact on them.Therefore autosomes and somatic cells are related to body as they are present in body
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In eukaryotes there are several different types of rna polymerase. Which type is involved in transcription of mrna known as pre-mrna?.
Answer:
RNA polymerase II
Explanation:
RNA polymerase II transcribes mRNA, miRNA, snRNA, and snoRNA genesA scientist discovered a mutation in a particular
gene. However, the mutation did not change
the protein produced from the gene sequence.
What type of gene mutation (insertion, deletion,
or substitution) most likely occurred? Explain your
answer.
The type of gene mutation that most likely occurred is silent mutation.
What is a silent mutation?Silent DNA mutations are those that will not affect the organism phenotypically. In the mutation, the nucleotide is going to be changed, but this change will not cause the amino acid to be changed, but rather the same amino acid will be maintained. Thus not generating a difference in the protein generated.
This is possible because there are different codons that can generate the same amino acids, so certain nucleotides are changed.
Therefore, we can confirm that the gene mutation that is not going to change the protein produced is a silent mutation.
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When ________ is released from a _______ neuron and binds with receptors on the motor endplate, the muscle begins to __________.
Acelticholine is released from somatic neurons, that is, the fibers in charge of carrying sensory and motor information to the muscles, this is how a series of reactions is generated that will manage to give a response through the muscular system.
The Peripheral System and Somatic CellsMuscles are the preferred organ to respond through movements that are caused by muscle fibers, thanks to the correct secretion of neurotransmitters such as acetylcholine from somatic neurons.
Once the process ends, the muscle manages to contract as a signal sent by our peripheral system. In this and other ways, our central nervous system allows all our organic systems to relate and fulfill their respective functions. Therefore, the statement would be as follows:
When acelticholine is released from a presynaptic neuron and binds to receptors on the motor end plate, the muscle begins to contract.
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what is the patronage system
Answer:
Spoils system
Explanation:
In politics and government, a spoils system is a practice in which a political party, after winning an election, gives government jobs to its supporters, friends, and relatives as a reward for working toward victory, and as an incentive to keep working for the party—as opposed to a merit system, where offices are awarded on the basis of some measure of merit, independent of political activity.
The patronage system is the appointment or hiring of a person to a government post on the basis of partisan loyalty.
Elected officials at the national, state, and local levels of government use such appointments to reward the people who help them win and maintain an office.
What was the purpose of the patron system?
Patrons protected individual clients from the tax collector and other public obligations. In return, clients gave them money or services. Some clients even surrendered ownership of their land to their patron
What was the benefit of having a patron?
A Patron is someone who provides some sort of benefit to your organization through their association with your group. They are usually someone who has a high profile in some way, and through their position can help raise the profile of your organization as well.
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which of the following is not true of the hamstring group of muscles?
a. All of the hamstrings have origins on the ischial tuberosity, although the biceps femoris has an additional origin.
b. All of the hamstrings insert on both the tibia and the fibula.
c. All of these are true of the hamstrings.
The statement all of the hamstrings insert on both the tibia and the fibula is not true of the hamstring group of muscles (Option B).
What are the hamstring muscles?The hamstring group of muscles can be defined as voluntary skeletal muscles that can be found in the back thigh of the human body.
Therefore, with this data, we can see that the hamstring group of muscles can be found in the back thigh of the human body but not all of them are inserted on both the tibia and the fibula.
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Under conditions of excess oxygen, rubisco will use o2 instead of co2 and less carbon is fixed. This process is called.
Under conditions of excess oxygen, rubisco will use o2 instead of co2 and less carbon is fixed. This process is called photorespiration.
In the Calvin Cycle, a process known as photorespiration takes place during plant metabolism. The crucial enzyme RuBisCO, which fixes carbon dioxide, reacts with oxygen in this mechanism as opposed to carbon dioxide. It happens when the amount of carbon dioxide in the air decreases and rubisco runs out of carbon dioxide to repair, so it starts fixing oxygen. When conditions are right, C3 plants receive enough water, there is a plentiful supply of carbon dioxide, and photorespiration is not an issue.
High temperatures and light intensity both have an impact on photorespiration, boosting the production of glycolate and the flow via the photorespiratory pathway.
The synthesis and metabolism of a tiny particle called glycolate are linked to photorespiration, which results in the light-dependent uptake of oxygen and elimination of carbon dioxide.
Given that photosynthesis produces oxygen as a byproduct and photorespiration produces carbon dioxide as a byproduct, and that the aforementioned gases serve as the raw materials for both processes, photosynthesis, and photorespiration are two biological processes (in flourishing plants) that can operate concurrently side by side.
Around 50 ppm of carbon dioxide is the point at which RuBisCO starts combining oxygen with RuBP in place of carbon dioxide.
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The calvin cycle and the krebs cycle are similar in that both ________________________________.
The Krebs cycle and the Calvin cycle are similar in that they both create energy and sugar.
They differ from one another because the Krebs cycle uses 3-carbon molecules while the Calvin cycle requires carbon dioxide.
The Krebs Cycle, also known as the citric acid cycle, and the Calvin Cycle are both biological processes that take place in nature. Both cellular processes occur in cycles. Different molecules enter the process, and various molecules also leave it. The Krebs Cycle generates adenosine triphosphate (ATP), which the Calvin Cycle then uses as fuel. Additionally, only photosynthetic plants experience the oxygen-free Calvin Cycle. On the other hand, the Krebs Cycle necessitates oxygen and occurs in the mitochondria of all types of cells.
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