Describe two ways in which a neuromuscular junction is similar to any excitatory cholinergic synapse.
Answers
Two ways in which a neuromuscular junction is similar to any excitatory cholinergic synapse are:
Secretion of acetylcholine, a neurotransmitter from the axon terminal of the pre-synaptic neuron into the synapse.Binding of acetylcholine to post-synaptic neuron present on the muscle cells that may cause depolarization of the post-synaptic neuron.Acetylcholine is a neurotransmitter released during the parasympathetic nervous signaling. It regulates functions like motility of muscles, dilation of vessels, smoothen the heart rate, etc.
Depolarization is the phase of membrane potential when the inside of the cell is mess negative than the outside. It is also called hypo-polarization.
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Related Questions
How can cells from the same organism have such different shapes and functions?
Answers
Answer: As each cell differentiates, the DNA changes so that each type of cell has different DNA once it reaches maturity. Mutations in the cells’ nuclei lead to new combinations of DNA, resulting in different shapes and functions in the different types of cells.
Hope this helps!
All of the following are true of hospitals in the United States, except: _____________
a. the average length of stay has declined substantially in recent decades.
b. the percentage of hospital services provided to outpatients has increased substantially in recent decades.
c. hospitals are owned and operated as governmental or not-for-profit institutions, but they are not owned by for-profit corporations.
d. hospitals receive a greater percentage of the healthcare dollar than any other healthcare institution.
Answers
There are different kinds of Healthcare system. The true statement about hospitals in the United States is that Hospitals are owned and operated as governmental or not-for-profits institutions but they are not owned by for-profit corporations.
U.S. Healthcare coverage is known to be divided into 2 part. They are;
Public healthcare (government-funded) Private healthcare (privately-funded)Hospitals often offer basic care to the sick. They treat illness and do simple surgery. Their work includes removal of gallstones etc. The hospitals are not set up to make profit but too help people.
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2.Which sentence uses the word passed correctly?
Responses:
Shelly was happy she passed all her classes.
Throw out any food passed its expiration date.
My house is a mile passed the library.
We drove passed the old elementary school.
3.Which word is misspelled?
Responses:
gulfs
beliefs
shelfs
bluffs
PERSON WILL GET 100 POINTS AND BRANLIEST IF I CAN GIVE IT!!
Answers
Answer: Shelly was happy she passed all of her classes and Shelfs
Explanation: The word passed is used as a past tense verb. Shelfs are spelled as Shelves.
Answer: For 2, the answer is "Shelly was happy she passed all her classes."
Explanation: The other 2 use "passed" incorrectly
Awnser: For 3, the answer is "Shelfs"
Explanation: The correct spelling is "Shelves"
Why are senses necessary for behavior?
Answers
Answer: Senses are necessary for behavior because behavior is a response to an organism's environment. Without senses, the organism would be unable to sense anything in the environment to react to. Senses tell an organism what to avoid and what to interact with; they guide the organism's decisions. Even organisms with very simple senses have some way to detect changes in the environment that need to be reacted to.
Give two uses of energy transferred by respiration in eukaryotes
Answers
Answer:
Most aerobic respiration takes place inside mitochondria. Some of the energy released in respiration is used to make larger molecules from smaller ones, to enable muscles to contract and to keep temperature steady. Some of the energy released in respiration in plants is used to make amino acids and proteins.
Explanation:google said it and i had this question in my science class and got it right
The uses of energy are - energy for metabolic reaction and growth and development of cells.
Cellular respiration provides energy with the series of complex chemical reaction cycles that is used for:
Working your muscles - for movement and physical activities energy is required.Growth and repair of cells - dividing cells, repairing them and development of the cells also require energy.Building larger molecules from smaller ones for instance proteins from amino acids.Allowing chemical reactions to take place.Absorbing molecules in active transport.Thus, The uses of energy are - energy for metabolic reaction and growth and development of cells.
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during a transamination reaction glutamate present in skeletal muscle tissue transfers its amino group to another compound. thus a new compound is produced within the muscle tissue. this newly formed compound is then transported into the blood circulation, and finally enters into the liver tissue. identify the compound to which glutamate would trasfer its amino group during this transamination reaction in muscle tissue.
Answers
Glutamate in skeletal muscle tissue transfers its amino group to another chemical via a transamination event.
As a result, a new chemical is formed within the muscle tissue. This newly produced chemical is subsequently carried via the bloodstream and into the liver tissue.
First, glutamate plays a critical catalytic function in the elimination of -amino nitrogen from amino acids via the well-described transdeamination pathway including aminotransferases and glutamate dehydrogenase.
The process of removing amino groups from amino acids and transferring them to acceptor keto-acids to produce the amino acid version of the keto-acid and the keto-acid version of the original amino acid is known as transamination.
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Part D
Choose one of there hypotheses to make a prediction
Answers
Answer: The tomato plants will grow faster and taller in soil with compost over a 30-day period.
Briefly explain how the diagram to the right makes a good
model to represent the decay of a radioactive element.
You are encouraged to label the diagram.
You must use complete sentences.
Answers
An element's radioactive decay graph can be categorized as an exponential graph, more particularly, the decay of an element through exponential processes. As x increases exponentially in these graphs, y declines and gets closer to zero.
What is Radioactive Decay (Half Life) Equation?The centre of each atom, or nucleus, which accounts for the majority of an element's mass, is made up of a specific number of protons and neutrons. Even though every element has a unique nucleus, they are not always stable. Radiation is the name for the rays and particles that are emitted by unstable elements in an effort to stabilize their nucleus. As long as the element doesn't have a stable nucleus, this process, known as radioactive decay, continues on its own. Different substances breakdown at different speeds when they go through radioactive decay. Through the use of half lifetimes, these rates are measured. The duration of time before half of the nucleus disintegrates is known as a half-life, as its name would imply.How much of an element remains after a specific amount of time can be calculated using the following equation using half-lives:N\s= N ( 1 /2 ) n
Where N denotes the quantity of the element still present, N 0 is the quantity of the element at the beginning, and n denotes the number of half lives that have passed. By dividing the amount of time that has elapsed (t) by the duration of the half-life (T), one can determine the number of half-lives that have passed, even if this is unknown:n = t / T.
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What happens as a result of the stretch reflex?
Answers
The stretch reflex is a type of reflex that helps to maintain posture and balance by automatically adjusting the length of a muscle in response to a stretch. When a muscle is stretched, such as when the knee is tapped with a reflex hammer, sensory receptors in the muscle called muscle spindles are activated. These muscle spindles send a signal to the spinal cord, which then sends a signal back to the same muscle causing it to contract and resist the stretch.
This reflex helps to prevent overstretching of the muscle, which could result in injury. The stretch reflex also helps to maintain muscle tone, which is the resistance of a muscle to passive stretching. By maintaining muscle tone, the stretch reflex helps to keep the muscle in a state of readiness to respond to sudden changes in movement or balance. The stretch reflex is a fundamental mechanism that underlies many motor actions, and it is important for maintaining normal movement and posture.
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the process by which a single primary rna transcript is used to make multiple proteins is called:
Answers
The process by which a single primary RNA transcript is used to make multiple proteins is called alternative splicing. Alternative splicing is a post-transcriptional modification that occurs in eukaryotic organisms.
Alternative splicing is a process by which different combinations of exons within a single primary RNA transcript can be included or excluded, leading to the production of multiple mRNA isoforms. These mRNA isoforms can then be translated into different protein variants.
During alternative splicing, different parts of the primary RNA transcript, such as introns and exons, are selectively removed or retained. This process is mediated by the spliceosome, a complex of RNA and protein molecules.
The spliceosome recognizes specific sequences within the RNA transcript, known as splice sites, and catalyzes the removal of introns and the joining of exons to form the mature mRNA.
By selectively including or excluding certain exons, alternative splicing generates mRNA isoforms with different coding sequences. These different mRNA isoforms can then be translated into distinct protein products, thereby increasing the diversity of proteins that can be produced from a single gene.
This process allows for the generation of multiple protein variants with different functions or properties from a single gene, enhancing the complexity and versatility of the proteome.
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Select the following phylum that includes protostome animals that are segmented, bilaterally symmetric, and have a chitinous exoskeleton.
a. Arthropoda
b. Annelida
c. Mollusca
d. Brachiopoda
e. Platyhelminthes
Answers
Question 2 of 10 Which statement does not describe the relationship between genes and inherited traits?
A. Some inherited traits are affected by more than one gene.
B. Inherited traits carry the instructions for individual genes.
C. Individual genes carry the instructions for inherited traits.
D. Some genes influence more than one inherited trait.
Answers
Answer:
B. Inherited traits carry the instructions for individual genes.
More than a dozen species of Darwin's finches with various specialized adaptations inhabit the Galapagos Islands. Each species possesses a specialized adaptation for obtaining food.Why is it that similar adaptations do not exist among the finches of the South American mainland, the presumed origin of the Galapagos finch ancestor?A. The various foods available on the mainland are different than those on the Galapagos Islands.B. South American predators limited evolution of the mainland finch.C. Reproductive isolation is not possible on the mainland.D. The available niches that the Darwin's finches exploited on the Galapagos Islands were already occupied by other species of birds on the mainland.
Answers
The right option is D. The available niches that the Darwin's finches exploited on the Galapagos Islands were already occupied by other species of birds on the mainland.
The niches that the Darwin's finches exploited in the Galapagos Islands were already taken by other species of birds on the mainland, which explains why similar adaptations do not occur among the finches of South America's mainland, the putative origin of the Galapagos finch progenitor. As a result, mainland finches did not have the ecological conditions necessary to develop adaptations resembling those of the Galapagos finches.
On the other hand, the Galapagos Islands' separation from the mainland and the lack of rival species for the available niches gave the Galapagos finches the chance to diversify and focus on their feeding adaptations. It is believed that this process of adaptive radiation, in which one ancestral species gives rise to several new species that adapt to various ecological niches, had a role in the evolution of the distinctive flora and fauna of the Galapagos Islands.
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The letters that make up the genetic code of DNA
Answers
Answer:A, C, G, and T are the "letters" of the DNA code; they stand for the chemicals adenine (A), cytosine (C), guanine (G), and thymine (T), respectively, that make up the nucleotide bases of DNA.
Explanation:
Which amino acid is most likely to participate in hydrogen bonding with water?
Answers
Amino acids with hydroxyl groups, such as serine, threonine, and tyrosine, or amino acids with amide groups, such as asparagine or glutamine, are readily capable of creating hydrogen bonds with water molecules but not with other amino acids.
Because hydroxyl groups are present in the side chains of serine and threonine, they can establish hydrogen bonds with the main chain.
An amino acid is the functional result of translation (gene expression) that serves as a protein building component. There are several kinds of amino acids in the human body, each of which serves a specific function.
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pls help me pls idk how to do this
Answers
Answer:
Form a concave meniscus.
Explanation:
Putting water in a drinking glass, it will try to climb up the sides just a little bit, forming a concave meniscus.When pouring the water out, you have to visualize that the water still prefers to adhere to the glass than fall down under gravity, so if it at all can, that is what it will do.
why do you think the researchers measured both the number and the percentage of species population declines across the globe?
Answers
The researchers likely measured both the number and percentage of species population declines across the globe for a couple of reasons:
Accuracy: Measuring both the number and percentage of species population declines allows for greater accuracy in assessing the severity of the problem. For example, a 50% decline in a population of 10 individuals is very different from a 50% decline in a population of 10,000 individuals. By measuring both the number and percentage of declines, the researchers can get a more nuanced understanding of the actual impact of the declines on each species.
Comparability: Measuring both the number and percentage of declines also allows for easier comparison between species. Some species may have much larger populations than others, so measuring only the percentage of declines would be misleading in comparing the severity of the declines. Measuring both the number and percentage of declines allows for a more fair and accurate comparison between species.
Identifying priorities: By measuring both the number and percentage of declines, the researchers can identify which species are most in need of conservation efforts. For example, a species with a small population size that has experienced a large percentage decline may be a higher priority for conservation efforts than a species with a large population size that has experienced a smaller percentage decline.
Overall, measuring both the number and percentage of species population declines across the globe allows for a more comprehensive and accurate assessment of the severity of the declines and can help guide conservation efforts.
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What is a cold front?
Answers
Answer:
The boundary of an advance mass of cold air, In particular the trailing edge of the warm sector of a low pressure system.
the dna fingerprints were made from blood samples taken from a puppy and four possible sires of this puppy in an effort to determine the puppy's pedigree. according to this information, which sire was probably the father of this puppy?
Answers
According to the information, the sire that matches the puppy's DNA fingerprints from the blood samples is probably the father of the puppy in pedigree analysis.
DNA fingerprinting using blood samples. DNA fingerprinting is used to determine the identity of an individual based on their genetic material. It's a process that entails comparing and contrasting genetic information from different samples.
To determine the puppy's pedigree, DNA fingerprints were made from blood samples obtained from a puppy and four potential sires of this particular puppy. The DNA fingerprints should be matched together for this purpose and the results should be analyzed and recorded for pedigree analysis.
Therefore, the identity of the sire that is most likely to be the father of the puppy can be discovered by matching the puppy's DNA fingerprint to each of the four possible sires' DNA fingerprints. As a result, by examining the DNA fingerprint patterns, it is feasible to determine the probable father of the puppy.
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Why are bananas curved?
Answers
Answer:
Bananas are curved since they grow towards the sun!
Answer:
Because thyy grow by the sun.. or something like that..
Explanation:
Both glycogenesis and glycogenolysis are controlled primarily by the interplay between the two hormones insulin and ________.
Answers
Both glycogenesis and glycogenolysis are controlled primarily by the interplay between the two hormones insulin and glucagon.
Glycogenesis and glycogenolysis are two opposing processes involved in the regulation of blood glucose levels and the storage and breakdown of glycogen, which is the stored form of glucose in the body.
Insulin and glucagon are hormones produced by the pancreas that play crucial roles in regulating these processes. Insulin is released when blood glucose levels are high, such as after a meal, and it promotes glycogenesis, which is the synthesis of glycogen from glucose. Insulin stimulates the uptake of glucose by cells, especially liver and muscle cells, and enhances the conversion of glucose into glycogen for storage.
On the other hand, glucagon is released when blood glucose levels are low, such as during fasting or prolonged exercise. Glucagon promotes glycogenolysis, which is the breakdown of glycogen into glucose. Glucagon stimulates the liver to break down glycogen and release glucose into the bloodstream, raising blood glucose levels.
The interplay between insulin and glucagon ensures the proper regulation of blood glucose levels and the balance between glycogen synthesis and breakdown. When blood glucose levels rise, insulin is released to promote glycogenesis and lower blood glucose. Conversely, when blood glucose levels drop, glucagon is released to stimulate glycogenolysis and increase blood glucose.
The coordinated actions of insulin and glucagon help maintain glucose homeostasis and provide the body with a constant supply of energy as needed.
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I
4. How does carbon move through Earth's spheres in the fast carbon cycle? Be sure
to include carbon sinks and
explanation. (2 points)
sources and the movements between them in your
Answers
The basic foundation of Earth's life is iron. The Earth's temperature is set by carbon molecules, which also mix the food we eat as well as the energy that drives our globalization.
What uses does carbon serve?Coke created of coal and ashes made from wood are products of the impure materials used in metal smelting. Particularly for said steel and iron industry sectors, it is essential. Electrical bristles, furnace linings, and pencils all make use of graphite. Devices for filtration and purification use activated charcoal.
How dangerous is carbon?An odorless gas called carbon monoxide kills thousands of people in North America every year. Inhaling carbon monoxide is extremely risky. In the US, it is the main cause of poisoning fatalities.
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❗️❗️How do food webs show the flow of energy within the ecosystem?
help this my last question
Answers
Hope this helps.
3.42kg=____g please help me with this it is for my science homework
Answers
Answer:
3420
Explanation:
each kg is 1,000 grams so 3.42x1000 is 3420
All of the following are parasympathetic effects EXCEPT ____________
a. decreased heart rate.
b. increased stomach secretion.
c. dilation of the bronchioles.
d. constriction of the pupils.
Answers
All of the following are parasympathetic effects except decreased heart rate. So, correct option is a.
The parasympathetic sensory system (PSNS) is one of two significant divisions of the bigger autonomic framework in your body. Its capability is to keep the fundamental elements of your body filling in as they ought to. Our PSNS begins in your mind and reaches out through lengthy strands that associate with exceptional neurons close to the organ they mean to follow up on. When PSNS signals hit these neurons, they have a brief distance to head out to their particular organs.
Instances of the areas the PSNS follows up on include:
eyeslacrimal organs that produce tearsparotid organs that likewise produce spitsalivary organs that produce spitnerves in the stomach and trunknerves that go to the bladderincreased heart ratenerves and veins answerable for the male erectionHence, correct option is a.
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Wich action would most likely increase the amount of carbon in the environment
Answers
Answer:
Cutting down trees
Explanation:
Of course this is just my opinion, but stopping the production of oxygen can greatly effect the carbon and oxygen ratio thus, increasing the level of carbon in the air. There are many different ways for the increase of carbon to take place but I think that cutting down trees has a major effect.
Help! will make the brainiest
Answers
radiant and dense
Explanation:
The radiant energy from the sun is transferred to the atmosphere causing air movement The air becomes less dense so it rises
DNA replication is considered semiconservative because
Answer choices
after many rounds of DNA replication, the original DNA double helix is still intact.
each daughter DNA molecule consists of two new strands copied from the parent DNA molecule.
each daughter DNA molecule consists of one strand from the parent DNA molecule and one new strand.
new DNA strands must be copied from a DNA template.
Answers
DNA replication is considered semiconservative because "each daughter DNA molecule consists of one strand from the parent DNA molecule and one new strand" is the correct answer.
DNA replication is the process of copying DNA to create a new strand of DNA. During DNA replication, the DNA double helix unwinds and separates into two separate strands. Each of these strands serves as a template for the new strand of DNA. A new strand of DNA is built by matching up complementary nucleotides, the building blocks of DNA.
Once the new strand is complete, two identical DNA molecules have been created. Each daughter DNA molecule consists of one strand from the parent DNA molecule and one new strand.
This was first proposed by Watson and Crick in 1953. DNA replication is an essential process for the growth and repair of cells. Without DNA replication, cells would not be able to divide and grow.
Additionally, DNA replication plays a critical role in maintaining the integrity of the genetic material. Errors during DNA replication can lead to mutations that can cause diseases like cancer.
Therefore, DNA replication is considered semiconservative because of the two different types of strands in the newly synthesized DNA.
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Mutations occur in part of a DNA sequence. The DNA sequence before and after the mutations is shown below. A strand of mRNA is then made from the mutated DNA sequence.
The table below shows the amino acids encoded by some mRNA base sequences (codons). Based on this information, what is the expected effect of the mutations?
Before mutations colon Uppercase A T G G C G G A A G C A
After mutations colon Uppercase A T G C G G G A A G G A
Responses
A) A protein with the same amino acids will be made.
B) A protein with the same amino acids will be made.
C) A protein with different amino acids will be made.
D) A protein with different amino acids will be made.
E) A protein with more amino acids will be made.
F) A protein with more amino acids will be made.
G) A protein with fewer amino acids will be made.
Answers
A protein with different amino acids would be made. Options C and D.
What is mutation?Mutation refers to a sudden change to the base sequence of a DNA.
The original sequence of the DNA is ATG GCG GAA GCA. Arranging the sequence in triplets and looking up the amino acids that correspond to each codon. The resulting amino acids for the last codon would be as follows:
GCA - Ala
The mutated sequence is ATG CGG GAA GGA. Arranging it into triplet codes to form codons and the following will be obtained for the last codon:
GGA - Gly
In other words, a protein with different amino acids will be made.
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HELP ME MAKE THIS ESSAY BETTERStructure and Function of MicroscopesA microscope is a laboratory instrument used to examine objects that are too small to be seen by the naked eye. There are several types of microscopes but in this essay, we will be discussing the compound light microscope, the transmission electron microscope, and the scanning electron microscope. And we will be comparing its structure and function.From its name compound light microscope uses light as its radiation source with a wavelength that reaches from 400 to 700 nm though the Transmission electron microscope uses electrons as its radiation source, the scanning electron microscope uses electrons as well which wavelength reaches 0.005 nm.For the lens, the compound light microscope uses glass that is have its maximum resolution of 200 nm and can view colored images with an eyepiece powered 10x and 3 or 4 objective lenses that are power can be (4x, 10x, 40x) power. both transmission electron microscope and scanning electron microscope uses Electromagnetic as their lens although transmission electron microscope lens maximum resolution is 1 nm, and its maximum magnification power is 250 000x with a monogram view and scanning electron microscope lens maximum resolution is 10 nm and its maximum magnification power is 100 000x with a monogram view as well.For the specimen, the compound light microscope supports both living and non-living specimens. The transmission electron microscope and the scanning electron microscope both support only non-living specimens although the transmission electron microscope supports it on a small copper grid in a vacuum, and the scanning electron microscope supports it on in a metal disc in a vacuum.In the end, all microscopes are useful without microscopes no medicines would be found because scientists would not know how to treat the micro viruses and bacteria, and we could not explore and discover micro-organisms around us that we cannot see with our naked eye.
Answers
Answer:
After the period, make sure to add a capital letter. Also after the period, add a space. Other then that, it looks terrific! pretty impressed...
Explanation: