A certain effector protein can be activated by phosphorylation at a key tyrosine residue. An upstream kinase rapidly phosphorylates this tyrosine in the presence of a signal. However, the kinase also phosphorylates and activates a slow-acting phosphatase that can dephosphorylate the phosphotyrosine. Which curve in the following graph would you expect to represent the activity of the effector molecule over time? the input signal is present during the period indicated in gray. The dashed line represents the response in the absence of the phosphatase.
Answers
The effector molecule activity over time is represented by the green curve in the graph when the input signal is present during the period indicated in gray. If there was no phosphatase, the effector activity would be represented by the dashed line.The phosphorylation of a key tyrosine residue in the presence of a signal rapidly activates a certain effector protein.
Nevertheless, a slow-acting phosphatase, which can dephosphorylate the phosphotyrosine, is also phosphorylated and activated by the upstream kinase. The activity of the effector molecule over time is represented by the green curve in the graph when the input signal is present during the period indicated in gray. If there was no phosphatase, the effector activity would be represented by the dashed line.
The phosphorylation of the tyrosine residue by the kinase is rapid, causing the effector protein to become rapidly activated. After the tyrosine phosphorylation has occurred, the kinase also phosphorylates and activates a slow-acting phosphatase that can dephosphorylate the phosphotyrosine. As a result, the activation of the effector protein becomes slower over time because the phosphatase slows the effector activation by dephosphorylating the phosphotyrosine. The green curve represents the effector molecule activity over time in the presence of an input signal during the period shown in gray.
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Related Questions
HELP ASAP PLEASE
which process would be included in an accurate diagram of the nitrogen cycle?
Answers
Nitrification breaks down organic matter into Ammonium compounds. So, the correct option is (C).
Describe Nitrogen cycle?The nitrogen cycle is defined as the biogeochemical cycle in which nitrogen is converted into multiple chemical forms as it circulates between atmospheric, terrestrial and marine ecosystems. Nitrogen can be transformed by both biological and physical processes.
The steps occur in the Nitrogen Cycle:
1. Nitrogen fixation
2. Nitrogen assimilation
3. Ammonification
4. Nitrification
5. Denitrification
The nitrogen cycle matters because nitrogen which is an essential nutrient for sustaining life on Earth is a main component of amino acids, which are the building blocks of proteins, and nucleic acids, which form the basis of genetic material (RNA and DNA).
Thus, Nitrification breaks down organic matter into Ammonium compounds. So, the correct option is (C).
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Which event is an example of condensation?
A. A puddle dries when exposed to the Sun.
B. A lake becomes a skating rink in the winter.
C. Fog forms in a valley.
D. A spilled drop of rubbing alcohol disappears.
Answers
Answer:Fog forms in a valley
Explanation:School
the line of latitude found at zero degrees is called the
Answers
Answer:
Equator
Explanation:
Equator is the line of 0 degrees latitude. Each parallel measures one degree north or south of the Equator, with 90 degrees north of the Equator and 90 degrees south of the Equator.
How does each cell in a child get one copy of each gene from his/her mother and another from his/her father?
Answers
Each cell in a child's body receives one copy of each gene from the child's mother and another from the child's father through a process called meiosis.
What is meiosis?Meiosis is a specialized type of cell division that occurs in the reproductive cells (gametes) of the parents, which eventually combine to form the fertilized egg (zygote) that develops into the child.
During meiosis, the parent's cells divide twice, resulting in four haploid (having half the number of chromosomes as normal body cells) daughter cells.
In each of these daughter cells, the genetic material is shuffled and divided in a way that results in each cell receiving one copy of each chromosome from the mother and one from the father.
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MARKING PEOPLE AS BRAINLIST ALOT OF POINTS
Create a table comparing mitosis and meiosis
-Include: number of cells
-type of cells
-genetic material in cells
-role of each process in the body.
Answers
Mutations that are harmful to cells occur more frequently than those that benefit cells are called:_______
Answers
Mutations that are harmful to cells occur more frequently than those that benefit cells are called deleterious mutations.
Genetic changes known as "deleterious mutations" are those that have an adverse effect on the viability or normal operation of an organism's cells or its progeny. These mutations may have a variety of detrimental effects, including as developmental defects, greater susceptibility to disease, diminished fertility, and shorter longevity. Destructive mutations can result from a number of things, such as exposure to mutagens, defects in DNA replication, and abnormalities in DNA repair processes. Others can have severe repercussions that drastically lower the organism's capacity for survival and reproduction, but some harmful mutations may be small and have minimal effect on an organism's fitness.
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How are meiosis and mitosis similar?
O A. They happen at the same time.
B. They both produce new cells.
C. They both produce sex cells.
D. They both produce diploids.
Answers
Answer:
Both creates new cells
Explanation:
Meiosis and mitosis both results in the production of new cells. Therefore, the correct statement is option B.
What is meiosis?Mitosis and meiosis result in cell division and the production of new cells. In mitosis, two genetically identical daughter cells are formed by a parent cell and are responsible for the asexual reproduction of organisms.
In meiosis, four daughter cells are formed from a single parent cell which is genetically diverse, and each daughter cell receives half the number of chromosomes present in the parent cell. Meiosis is the process by which gametes (sex cells) are produced in organisms, and it is responsible for the sexual reproduction of the organisms.
Therefore, both mitosis and meiosis result in the production of new cells. However, mitosis results in the production of two identical daughter cells, whereas meiosis results in the production of four genetically diverse daughter cells.
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Indicate whether the items below are examples of price discrimination and briefly state your reasons: A) A movie theater charges a lower price to children than adults. B) Airlines charge lower prices for children than adults. C) A telephone company charges lower prices for long-distance calls made in the evening. D) The postal service charges the same price for all first class mail. E) The American Economic Association charges higher dues to full professors than to assistant professors.
Answers
Price discrimination refers to charging different prices to different customers for the same product or service. Examples include movie theaters charging lower prices for children, airlines offering discounted fares for children and higher fares for business travelers, and telephone companies offering lower prices for off-peak hours. Not all examples provided, such as postal service charges and group-based pricing, fall under price discrimination.
Price discrimination refers to the practice of charging different prices to different customers for the same product or service. In the examples given, A, B, and C are all instances of price discrimination.
The movie theater charges a lower price to children because they are not able to afford the same price as adults. This is a common form of price discrimination, and it is generally accepted because it helps families afford to take their children to see movies.
Airlines charge lower prices for children because children typically require less space and have a lower cost to the airline. However, it is worth noting that airlines may also charge higher prices to business travelers who are willing to pay more for convenience.
The telephone company charges lower prices for long-distance calls made in the evening because there is less demand for the service at that time. This is a form of time-based price discrimination.
On the other hand, D is not an example of price discrimination because the postal service charges the same price for all first class mail regardless of who the sender is.
Finally, E is an example of group-based price discrimination because the American Economic Association charges higher dues to full professors than to assistant professors. This is because full professors are generally more financially secure and can afford to pay higher dues.
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Tara sees a commercial for a brand of pills that promise to boost energy and help people perform better in work and school. As people in the commercial talk about how much better they feel when taking the pill, Tara notices a message on the bottom of the screen that reads, "This pill is not approved by doctors and has not been tested in controlled experiments." What is the best conclusion that Tara should make about the commercial? It is making scientific claims based on subjective observations. It is making scientific claims based on opinions instead of pseudoscientific facts. It is making pseudoscientific claims based on objective observations. It is making pseudoscientific claims based on opinions instead of scientific facts.
Answers
Answer:
It is making scientific claims based on subjective observations.
Explanation:
The correct conclusion to make in this case who be that the commercial advert is making scientific claims based on subjective observations.
This is so because the drug has not been tested by subjecting its effectiveness to adequate experimental procedures with control regimes. It is being sold based on anecdotal evidence from non-randomly selected subjects and as such, the claims are subjective and totally unscientific. Hence, making scientific claims is wrong.
Answer:
A)It is making scientific claims based on subjective observations.
Explanation:
Name some types of trees that have leaves that change color
Answers
Answer:
Vine Maple.
Franklin Tree.
Washington Hawthorn.
Apple Serviceberry.
Red Oak.
Quaking Aspen.
Dogwood.
Sassafras.
Explanation:
Please give the brainliest.
in metabolic pathways, the enzymes that consume,produce, or significantly transform high-energy moleculesare often highly regulated. why is this an important strategyfor the cell? g
Answers
In metabolic pathways, enzymes that consume, produce, or significantly transform high-energy molecules are often highly regulated because they play a critical role in maintaining the energy balance within the cell.
High-energy molecules, such as glucose and ATP, are essential for the cell to carry out its functions and maintain its structure. However, if the cell produces too much of these molecules, it can lead to an imbalance in the energy levels within the cell, which can have negative consequences.
One of the main reasons why regulation of high-energy metabolism is important is to prevent the accumulation of toxic intermediates. For example, during the metabolism of glucose, the production of pyruvate as a byproduct can lead to the accumulation of toxic levels of lactate in the cell. Similarly, excessive production of ATP can lead to the formation of reactive oxygen species (ROS), which can damage cellular components.
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Which two elements have the most similar chemical properties?
aluminum and barium
nickel and phosphorus
chlorine and sulfur
sodium and potassium
Answers
Answer:
the answer is sodium and pottasium because their chemical properties are almost the same
Sodium and Potassium elements have the most similar chemical properties. So, the correct option is (D).
What is Periodic Table?The periodic table is also called the periodic table of the elements. It is described as an arrangement of chemical elements in rows and columns. It is widely used in chemistry, physics, and other sciences, and is commonly seen as a symbol of alchemy.
It consists of all discovered chemical elements in rows which is called periods and columns which is called groups according to increasing atomic number. There are 18 groups and 7 periods in the modern periodic table.
Element which belong to the same group have similar chemical properties like the elements in the first column of the periodic table which are lithium, sodium, potassium and so on have one electron in their outermost electron shell which means they share similar properties and behave similarly in chemical reactions.
Thus, Sodium and Potassium elements have the most similar chemical properties. So, the correct option is (D).
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Which could be a product of biotechnology?
A. a potato that resists frost
B. a chicken coop
C. a microscope
D. a laboratory
Answers
Answer:
B. A Chicken Coop
Explanation:
Specifically, industrial biotechnology uses enzymes and micro-organisms to make bio-based products in sectors such as chemicals, food ingredients, detergents, paper, textiles and biofuels.
o you would inherit multiple genes from both parents to get those traits such as height, skin color, hair color, eye color?
Answers
One allele for each gene in an organism is inherited from each of that organism's dad and mom. In some instances, each parent provides the identical allele of a given gene, and the offspring is referred to as homozygous ("homo" that means "same") for that allele.
Heredity is a manner in which organisms acquire characteristics from their dad and mom. those characteristics are referred to as traits. each man or woman is specific due to the fact they have a completely unique set of developments.
Our genome is inherited from our parents, half from our mother and 1/2 from our father. The gametes are shaped throughout a process referred to as meiosis. Like our genome, each gamete is specific, which explains why siblings from identical mothers and fathers do not look the same.
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how can you differentiate between littoral zone and limnetic zone in a pond ecosystem ?
Answers
Explanation:
The limnetic zone is the open and well-lit area of a freestanding body of freshwater, such as a lake or pond. Not included in this area is the littoral zone, which is the shallow, near-shore area of the water body.
How strong is the human jaw?
Answers
Answer:
The average human bite force is between 120-160 PSI (pounds per square inch).
Explanation:
Complete the table to summarize the processes described in this chapter.
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13
Answers
Answer:vvvvvvvvvvvvvbhbvvbvbv
Explanation:
bhygn vfvnn
PLSSSSS HURRY
Scientists develop new wind farms in a town that relies on oil fracking. Which statement describes an outcome in support of this change?O Electricity is distributed to different areas. O An increase in greenhouse gas emissions occurs. OAnimal migration routes change due to altered wind patterns. OAn inconsistent supply of energy occurs at residential locations.
Answers
Answer:
its c
Explanation:
i know it is
Answer:
c
Explanation:
best choice
5. Which of the following is an example of a home device that
uses negative feedback?
A. blender
B. corkscrew
C. microwave oven
D. thermostat
Answers
The carbon, oxygen, and hydrogen to make glucose comes from:
Answers
Explanation:
it comes from soil and water and mineral duh lol
XD
Answer:
during photosynthesis it comes from
1. What is the % of glucose outside the cell?
2. What is the % of water outside the cell?
3. What is the % of water inside the cell?
4. Will osmosis occur?
5. If so, which way will water move (into or out of the cell)?
6. Will the cell swell or shrink?
7. The cell is in what type of solution (hypertonic, hypotonic, isotonic)?
Answers
Osmosis is the simple passive transport through which water moves through a semipermeable membrane when solutions at bot sides show a difference in solute concentration. 1. 10%. 2. 90%. 3. 80%. 4. Yes. 6. swell. 7. hypertonic
What is osmosis?
Osmosis is the simple passive transport of water molecules that occurs when two dilutions of different concentrations are separated by a semipermeable membrane.
The membrane allows the pass of water but not solute. Hence, water can move from the most diluted side (higher water potential) to the less diluted one (lower water potential).
Let us remember that the water potential is the potential energy in a mass of water. Among other factors, it depends on solute concentration,
Most diluted side ⇒ higher water potentialMost concentrated side ⇒ lower water potentialConcerning solute concentrations,
the hypertonic solution is the one with the highest solute concentrationthe hypotonic solution is the one with less solute concentration. The most diluted one. isotonic solutions are those with equal solute concentrations.1. What is the % of glucose outside the cell? 10%
2. What is the % of water outside the cell? 90%
3. What is the % of water inside the cell? 80%
4. Will osmosis occur? Yes, because there is a difference in solute and water concentration.
5. If so, which way will water move (into or out of the cell)? Into the cell.
6. Will the cell swell or shrink? the cell will swell because water in goin in.
7. The cell is in what type of solution (hypertonic, hypotonic, isotonic)? hypertonic, because solute concnetration is higher in the cell thann outside.
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what is the difference between invasive and noninvasive healthcare diagnostic techniques?
Answers
Answer: This is a huge category and includes almost all major surgeries and many diagnostic tests. If it leaves a scar, it is most likely an invasive procedure. Invasive procedures may be required to remove a tumor, repair a broken bone, or stop internal bleeding. Of course, these are just three examples: there are literally dozens of other indications for invasive procedures. Non-invasive procedures are also quite common.
Explanation: I hope it serves you
Answer: The major difference between invasive and non-invasive tests is that invasive tests are done by cutting or entering a body part using medical instruments, whereas non-invasive tests do not require breaking the skin or entering the body. Non-invasive tests include deep palpation, x-rays, and checking blood pressure.
Explanation:
see above.
what is the niche of a produer
Answers
A niche describes an organisms’s actions within an environment.
The producers’, or plants’s niche is to provide a food source to primary consumers. Plants convert the suns‘ energy into their own energy in which they are able to use.
Hope this helps !
How is the egg transferred from the ovary to the uterus?
through muscle contractions
by using special hairs
by producing estrogen
through secretions of glands
Answers
Answer: Tiny hairs in the tube's lining help push it down the narrow passageway toward the uterus. give her the brainliest she deserves it :)
Explanation:
g in a phylogenetic tree, a lineage that diverges from all other members of its group early in the evolutionary history of the group is described as
Answers
A lineage that diverges from all other members of its group early in the evolutionary history of the group is described as a Basal taxon in a phylogenetic tree.
The term "basal taxon" refers to a lineage that splits off from the rest of its group early in the group's history. As a result, one of the two branches that diverge close to the group's common ancestor is where a basal taxon can be found. An assumed ancestor species from the stem line, as opposed to a terminal taxon, is what is meant by a "basal taxon." The term "basal" should never be used in any other context.
A rooted tree's branching reveals evolutionary connections. A split's so-called branch point denotes the place where a single lineage changed into a distinctive new one. The term "basal taxon" refers to an unbranched lineage that first formed from the root.
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Which process is responsible for causing this column of rock to form?
A. crystallization
B. deposition
C. sedimentation
D. weathering
Answers
Answer: The answer is crystallization
Explanation:
Methyl-mercury is an example of a(n) _____.
pesticide
fossil fuel
anesthetic
antibiotic
Answers
Is the ans
Which tissue will be presentin lining of internal organs in animals? Bark in trees is made up of ___. Parenchyma consists of chlorophyll are known as ____. Write the characteristics of involuntary tissues. Write the difference between tendon and ligament Write the difference between simple & complex permanent tissue what will happen IF BASEMENT MEMBRANE IS REMOVED FROM EPITHELIUM Characteristics of schleranchyma tissues
please help me
timeis till 1 o'clock pm
Answers
Answer:
Epithelial tissuesubreninchlorenchymaThey are unstraited,smooth,not in our control ,present in glands and canalstendons join muscles to bone and ligament join skin to bone.see IMAGE FOR SOLUTION a hard simple permanent tissue,helps to protect outer layer
7. You perform a karyotype on a human cell and find that it has 23 chromosomes. Is this a somatic cell or
gamete? How do you know?
Answers
A protein region with a specific function and structure is called a.
Answers
Answer:
A protein region with a specific function and structure is called a. Select one: a. conserved site.