One molecule of the hormone epinephrine can cause the liver to generate and release 108 molecules of glucose, which is an example of a property of signal transduction cascades known as
Answers
The property of signal transduction cascades that explains how one molecule of the hormone epinephrine can cause the liver to generate and release 108 molecules of glucose is amplification.
Amplification is a key characteristic of signal transduction cascades, where a small initial signal or stimulus is greatly amplified as it is transmitted through a series of biochemical reactions. In the case of epinephrine signaling, when it binds to its receptor on liver cells, it triggers a series of intracellular signaling events that involve enzymes, second messengers, and protein kinases.
Amplification occurs at multiple levels within the signal transduction cascade. Each activated enzyme or protein in the cascade can activate multiple downstream components, thereby amplifying the signal. This sequential activation process rapidly increases the magnitude of the response, resulting in the generation and release of a large number of glucose molecules from the liver in response to a single molecule of epinephrine.
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Related Questions
what is this
A. Mouse/Mice
B. Rat
C. Mole
Answers
Answer:
A i believe
Explanation:
the animals in the photo look like mice
If a pollen grain generates only one sperm cell instead of two, then after pollinationA No pollination would take placeB The seeds would lack either embryos or endosperm, and would germinateC. The seeds would lack either embryos or endosperm, and is nonviable.D.The seed would develop two endosperms
Answers
If a pollen grain generates only one sperm cell instead of two, then after pollination, the seeds would lack either embryos or endosperm and would be nonviable. This situation corresponds to option C.
Pollen grains are essential for the process of pollination, where male reproductive cells (sperm) are transferred to the female reproductive structures. In angiosperms, each pollen grain typically generates two sperm cells. These two sperm cells are necessary for the process of double fertilization, where one sperm cell fertilizes the egg cell to form the embryo, and the other sperm cell fuses with the central cell to form the endosperm. The endosperm provides nutrients for the developing embryo, while the embryo eventually grows into a new plant.
If a pollen grain were to generate only one sperm cell, the process of double fertilization would be incomplete. In such a scenario, the seed would either develop an embryo without the nourishing endosperm, or an endosperm without the embryo. In either case, the seed would lack essential components required for germination and successful development into a viable plant. As a result, the seeds produced in this situation would be nonviable and incapable of growing into healthy plants.
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3. Three shrubs are kept at different humidity levels for a period of two weeks. At the end
of two weeks we check to see how many leaves have developed on the plants.
IV:
DV:
CV:
Answers
DV: growth of the individual shrubs
CV: could be the kind of plant food used or the amount of sun exposure the shrub is exposed to every day.
Which of the following would be
considered an example of genetic
modification?
A. monitoring the offspring of a plant to see the different
types
B. rotating crops in a field
C. adding a gene to the DNA of a cow to produce more milk
D. releasing ladybugs on a field to eat pest insects
Answers
The example of genetic modification is adding a gene to the DNA of a cow to produce more milk. Thus, option C is correct.
What is genetically modified organisms?Genetically modified organism are those organisms in which the technology of genetic engineering is used to change their genetic makeup. Due to this change in genetic makeup allow the organisms to resist against disease causing microorganisms, pesticides and also increased the productivity of crops. In animals, genes are change to increase milk or meat production.
I would not be willing to eat the genetically altered crops. This is majorly because extensive research has not been carried out on these crops to ascertain if there are any future possible side effects of eating these foods. It is very essential that long term study be carried out on these crops to determine their full effects on humans.
Therefore, The example of genetic modification is adding a gene to the DNA of a cow to produce more milk. Thus, option C is correct.
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3. What should you do before “you speak?”
Answers
Answer:
Be prepared to think before you speak, say what you mean, stand behind your statements and be responsible for them.
Explanation:
Two great techniques for learning to think before you speak are to find your internal 'pause' button, and to use the THINK acronym. hope this helps you :)
Answer:
Talk to Yourself. Self-talk is sometimes maligned as too woo-woo, but it is effective. ... Poll the People Outside the Hall. ... Create a Positive Vibe. ... Forgive someone you don't like or something bad that happens. ... Let Go of your Ego. ... Interact with the Audience. ... Smile.Explanation:
single nucleotide changes in the gene for succinate dehydrogenase (complex ii) are associated with midgut carcinoid tumors. what mechanism could explain this observation?
Answers
The mechanism that could explain the association between single nucleotide changes in the gene for succinate dehydrogenase (complex II) and midgut carcinoid tumors is a loss of function mutation in the gene.
Succinate dehydrogenase is an enzyme that plays a critical role in cellular respiration, specifically in the electron transport chain and the tricarboxylic acid (TCA) cycle. It is responsible for catalyzing the conversion of succinate to fumarate in the TCA cycle, as well as transferring electrons to the electron transport chain for ATP production.
Loss of function mutations in the gene for succinate dehydrogenase can disrupt the normal activity of the enzyme, leading to functional impairment of the TCA cycle and electron transport chain. This can result in an accumulation of succinate, a metabolite that can have oncogenic effects, leading to the development of tumors, such as midgut carcinoid tumors.
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Species
Sequence of Amino
Acids in the Same Part
of the Hemoglobin
Molecules
Human
Horse
Gorilla
Chimpanzee
Zebra
Lys-Glu-His-Iso
Arg-Lys-His-Lys
Lys-Glu–His-Lys
Lys-Glu-His-Iso
Arg-Lys-His-Arg
O A Horse and Zebra are the least related.
O B. Human and Chimpanzee are the least related
O
C. Human and Zebra are more closely related than Human and Chimpanzee
D. Human and Chimpanzee are more related than any other pair
Answers
Answer:
D. Human and Chimpanzee are more related than any other pair
Explanation:
The image in this question shows a tabularized information on the amino acid sequence of hemoglobin protein in different species. This amino acid sequence can be used to deduce whether two or more species are closely related or not. The amino acid sequence of the hemoglobin of the different organisms are as follows:
- Human: Lys-Glu-His-Iso
- Horse: Arg-Lys-His-Lys
- Gorilla: Lys-Glu–His-Lys
- Chimpanzee: Lys-Glu-His-Iso
- Zebra: Arg-Lys-His-Arg
Based on the above sequences, it can be observed that the amino acid sequence of humans and chimpanzee are the same with little to no differences while other species that have similar sequences differ in one or two amino acids. This means that Human and Chimpanzee are more related than any other pair.
which of the following is not present in an atom?
a electron
b element
c neutron
d proton
Answers
Answer:
The correct answer is b. element
Explanation:
What is the difference between meiosis 1 and mitosis?
Answers
Mitosis is a type of cell division for somatic cells and for the asexual reproduction of unicellular eukaryotic cells. Meiosis is the type of cell division for the production of gametes in sexual reproduction.
What effect does the Coriolis Effect have on surface currents in the Northern and Southern Hemispheres?
Answers
Answer:
Coriolis effect
the result of Earth's rotation on weather patterns and ocean currents. The Coriolis effect makes storms swirl clockwise in the Southern hemisphere and counterclockwise in the Northern Hemisphere.
A patient has been eating healthy
foods, but her respiratory system is
not working as well as it usually does
Can this patient still exercise
normally?
Answers
Answer:
Is there any choices?
Explanation:
No, molecules from food are not getting broken down small enough to get inside his cells.
Exercise have two forms: aerobic and anaerobic.
If respiratory system is not working ideally, the amount of oxygen the patient receives is lowered. Less oxygen is transported in the bloodstream to the digestive tract for digestion. (List some examples ie less oxygen for churning in stomach, less surface area of food in contact with gastric juice, less protein broken down into amino acids)
Less nutrients can be converted to ATP to support patients vigorous aerobic exercise.
Poor digestion and thus poor absorption less to less nutrient stores, less glucose is stored in body as glycogen. Less glucose could be converted to lactic acid to form ATP as energy. Insufficient to support patient’s anaerobic exercise.
which of the following components form part of a company's macro-environment?
Answers
The components that form part of a company's macro-environment are; Legal/regulatory conditions, Political factors, and Sociocultural forces. Option A, B, and E is correct.
Legal/regulatory conditions; These encompass the laws, regulations, and policies established by the government or regulatory bodies that affect the operations and activities of a company. They include areas such as labor laws, environmental regulations, consumer protection laws, and industry-specific regulations.
Political factors; These refer to the political environment in which a company operates, including government stability, political ideology, trade policies, taxation policies, and political influence on business operations.
Sociocultural forces; These represent the social and cultural aspects that influence a company's operations, such as demographics, social values, consumer attitudes, lifestyle trends, cultural norms, and societal expectations.
Hence, A. B. E. is the correct option.
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--The given question is incomplete, the complete question is
"Which of the following components form part of a company's macro-environment? A. legal/regulatory conditions B. political factors C. ancillary communications D. historical incentives E. sociocultural forces."--
The simulation shows a game of tug-of-war. Place a blue team and a red team with same-sized people on each side of the rope. What can you say about the sizes of the left and right arrows?
Answers
The sizes of the left and right arrows should be the same.
In the game of tug-of-war, the sizes of the left and right arrows represent the relative strengths of the blue team and the red team. If the blue team is stronger and pulling harder, the size of the left arrow would be larger than the size of the right arrow.
Conversely, if the red team is stronger, the size of the right arrow would be larger than the size of the left arrow. The sizes of the arrows indicate the force exerted by each team and provide a visual representation of the balance of power in the game.
In tug-of-war, the objective is for one team to overpower the other and pull the rope towards their side. The larger the arrow representing a team's strength, the greater their force and ability to move the rope in their direction.
The size of the arrows serves as a visual cue for spectators to understand which team has the advantage at any given moment. It helps to create a sense of competition and excitement as the teams struggle to gain control of the rope.
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Which type of metabolic diversity contains most pathogens?.
Answers
Which answer has the correct order for the four phases of mitosis?
Anaphase, Telophase, Prophase, Metaphase (ATPM)
Metaphase, Anaphase, Telophase, Prophase (MATP)
Prophase, Metaphase, Anaphase, Telophase (PMAT)
Prophase, Metaphase, Telophase, Prophase (PMTP)
Answers
Answer:
PMAT
Explanation:
Answer:
I hope this helps! Can I have Brainliest plz :)
Explanation:
explain the difference between a deletion, duplication, inversion, translocation and nondisjunction.
Answers
The difference between a deletion, duplication, inversion, translocation, and nondisjunction are explained in the explation below.
Deletion: It is a genetic alteration caused by the removal of a segment of DNA from a chromosome. When part of the genetic material is absent, the remaining fragment is insufficient to provide the genetic instructions needed to construct a fully functioning individual.
Duplication: It occurs when a portion of a chromosome is replicated, resulting in the presence of two or more identical copies of a region of DNA. Duplication mutations can have either beneficial or harmful effects, or they may have no impact at all.
Inversion: An inversion is a chromosomal abnormality that occurs when a chromosome segment is turned 180 degrees in the opposite direction. Inversions can occur when part of a chromosome breaks off, rotates 180 degrees, and then reattaches to the same chromosome in the reverse direction.
Translocation: Translocation is a chromosomal abnormality that occurs when part of one chromosome breaks off and becomes attached to a different chromosome. Two types of translocation are balanced translocation and unbalanced translocation.
Nondisjunction: A genetic mutation that occurs when a pair of homologous chromosomes or sister chromatids fail to separate during meiosis or mitosis, resulting in the creation of aneuploid cells with an extra or missing chromosome. Nondisjunction can cause a variety of genetic diseases and conditions.
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What causes ocean water near the poles to be colder than ocean water near
the equator?
A. The water is denser and saltier near the equator, so it holds more
heat.
B. Deep-sea vents pump steam into the ocean's conveyor belt near
the equator
C. Because of Earth's rotation, gyres near the poles flow clockwise.
D. The sun's rays strike the water at an angle at the poles.
Answers
Answer: Equator is closer to the sun, making it warmer there.
Explanation:
Answer:
d
Explanation:
what was the main line of evidence that the first animals on earth were indeed animals and not fungi?
Answers
Fractal scales Mobility Bilateral symmetry discovery of cholesterol in the animals is the main line of evidence that the first animals on earth were indeed animals and not fungi.
What do fungi do?A type of eukaryotic cell belonging towards the kingdom Fungi is a fungus (plural: fungi). Along with plants, mammals, protozoa, and monera, there are fungi. The variety of fungi is astounding, and some of the most typical types include yeast, molds, chocolates, and mushrooms.
Where can you find fungi?Fungi can be incredibly sophisticated living beings or single-celled critters. They can be found in almost any location, but the majority of them prefer to dwell on land, primarily in soils or on plant matter, as opposed to the sea or clean water.
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a protein that ultimately functions in the plasma membrane of a cell is most likely to have been synthesized __________.
A. In the ribosomes of the mitochondria
B. On free cytoplasmic reticulum C. In the plasma membrane
D. In the rough endoplasmic reticulum
Answers
The likelihood of creating a peptide that ultimately performs in a cell's plasma membrane is within the rudimentary endoplasmic reticulum.
What is the nickname of the organelle where the protein synthesis takes place?In the production of lipids and proteins, the ER plays a crucial function. The majority of the cell nucleus organelles, including ER itself, its Flagella, lysosomes, endosomes, cytoplasmic granules, and the plasma membrane, all produce their transmembrane lipids and proteins at this location.
What purpose do the membrane proteins known as channel proteins serve?An example of a transport protein is a channel protein, which functions as a break in the membranes to allow water molecules or tiny ions to pass through fast.
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Science: Match the parts of the eye to their functions: Structure: 1. Iris 2. Cornea 3. Lens 4. Retina 5. Photoreceptors 6. Optic nerve 7. Rod cells 8. Pupil 9. Cone cells Functions: a. Hole through which light enters b. Opens or closes to change the pupil c. Respond to light intensity d. Convert light into nerve impulses e. Refracts light and can change shape f. Refracts light and helps the lens focus g. Respond to color h. Sends nerve impulses to the brain
Answers
Answer:
iris - b
cornea - f
lens - e
retina - c
photoceptors - b
optic nerve - h ( definately know dis one)
rod cells - e
pupil - a
cone cells -g
i tried
Explanation:
Dialysis tubing was filled with a 25% glucose and 2% starch solution. This was then placed in a beaker filled with water. Glucose is able to pass through the membrane of the dialysis tubing, while starch cannot. Which of the following best predicts what will happen over time?
*please give an explanation or don't bother answering*
Water and glucose will both leave the dialysis tubing
Water will enter the dialysis tubing while glucose will leave
Water will leave the dialysis tubing while glucose will enter
Water and glucose will both enter the dialysis tubing
Answers
Answer:Water and glucose
Explanation: because they will both leave the dislysis tubing
Answer:
Water and glucose
Explanation:
Because they will both leave the dialysis tubing
ammonia is likely to be the primary nitrogenous waste from organisms that evolved in which of the following habitats?
a. lots of fresh water flowing across the gills of a fish
b. lots of seawater, such as the environment of a marine bird
c. lots of seawater, such as the environment ofa marine mammal (e.g., a polar bear) d. terrestrial environment, such as one that supports crickets
Answers
Ammonia is likely to be the primary nitrogenous waste from organisms that evolved in a. lots of fresh water flowing across the gills of a fish.
Freshwater organisms, such as fish, excrete ammonia as their primary nitrogenous waste. Ammonia is highly soluble in water and can easily diffuse out through the gills into the surrounding environment. In freshwater habitats, where water is continuously flowing across the gills, the dilution effect helps to maintain low ammonia concentrations, preventing toxicity.
In contrast, organisms in seawater (options b and c) typically excrete nitrogenous waste in the form of urea or uric acid. Seawater presents a higher osmotic concentration compared to the internal body fluids of marine organisms, and thus conserving water by producing less toxic nitrogenous waste is advantageous. Marine birds and mammals have evolved to excrete nitrogenous waste in less soluble forms (urea or uric acid) to minimize water loss and maintain osmotic balance.
Terrestrial organisms (option d), such as crickets, also tend to excrete nitrogenous waste in the form of uric acid to conserve water. Uric acid is a highly insoluble compound, allowing for efficient water reabsorption in terrestrial environments where water availability may be limited.
Therefore, considering the given options, ammonia is most likely to be the primary nitrogenous waste for organisms that evolved in freshwater habitats where water is continuously flowing across the gills of a fish.
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how is specific heat related to a change in temperature.
Answers
Answer:
The specific heat is the amount of heat per unit mass required to raise the temperature by one degree Celsius. The relationship between heat and temperature change is usually expressed in the form shown below where c is the specific heat.
Explanation:
mark me as brainliest thank you
NEEEDDD HELPPPP ASAPPPPP!!!!NOO ROCKYY
Answers
Answer:
4.166
Explanation:
1.What are the two environments of formation shown on the diagram?
Answers
Answer:
can i see the diagram?
Explanation:
What is the answer please???? No links or I will report!!!!
Answers
in what tissues, cells and organ does ependymoma first start
Answers
It begins in the spinal cord or brain
Which of the following statements about biodiversity is TRUE?
Available answers:
More biodiversity → Less chance for an ecosystem to sustain itself
More biodiversity → Better chance for an ecosystem to sustain itself
More biodiversity → Less species in an ecosystem
More biodiversity → More pollution in an ecosystem
Answers
Answer:
more bio diversity Better chance for an ecosystem to sustain
Which of the following are matched correctly? (choose all that
apply)
short bone- carpals
long bone- femur
Irregular bone- Vertebrae
Flat bone- cranium
Irregular bone- sternum
Answers
Short bone-carpals
Long bone-femur
Irregular-vertebrae
Flat bone-cranium
WAD: IVD Lesions- this is defined as the tearing of the annulus fibers off the vertebral body
Answers
Intervertebral disc disease (IVD) is an illness that is marked by the wear and tear (degeneration) of one or more vertebral discs that separate from the bones of the spine (vertebrae).
Producing pain in the lower extremities or neck and, in some cases, the legs and limbs. The intervertebral discs cushion the vertebrae and absorb strain on the spine. I couldn't discover any material about IVD lesions that are defined as the tear of the annulus fibers away from the vertebrae.
Pain that comes and goes, spanning a period of time, is one of the most prevalent signs of degenerative disc degeneration. The discomfort may radiate down to your thighs and lower back, and it may intensify when you sit, bend, or lift. A feeling of numbness or tingling within your arms or legs is possible.
Treatment with degenerative disc disease of the spine is determined by the seriousness of the symptoms and the likelihood that the nerves are implicated. The doctor will assess your medical history and examine the muscles the nerves in your upper body. An X-ray may be required in some cases to see whether the discs are compressing or if there are signs of any bone spurs.
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