____ is a synthesized and released by neurons in the arcuate nucleus of the hypothalamus, it increases hunger and eating behavior
Answers
The substance that is synthesized and released by neurons in the arcuate nucleus of the hypothalamus and increases hunger and eating behavior is called neuropeptide Y (NPY). NPY is a neurotransmitter that is involved in regulating feeding behavior, energy homeostasis, and stress responses.
NPY acts on several receptors in the brain, including Y1, Y2, Y4, and Y5 receptors, which are primarily located in the hypothalamus and other regions involved in appetite regulation. When NPY binds to these receptors, it stimulates hunger and increases food intake. This effect is mediated through several mechanisms, including the activation of orexigenic neurons and the inhibition of anorexigenic neurons.
In addition to its role in appetite regulation, NPY is also involved in other physiological processes, such as blood pressure regulation, pain modulation, and anxiety. Dysregulation of NPY signaling has been implicated in the development of obesity, metabolic disorders, and psychiatric conditions. Thus, understanding the mechanisms underlying NPY function may have important implications for the development of new therapies for these conditions.
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Related Questions
What Organelles do plants cells have that animal cells do not? Why won't animal cells need these organelles? NO COPY AND PASTE!
Answers
Answer:
chlorophyll and cell walls
Explanation:
plants are producers that make there own food using the chlorophyll in there own cells there cell walls are there to help maintain the water in their cells animals on the other hand must consume food to acquire energy and they don't need cell walls to maintain cellular water because they get more water drinking
PLEASE SOMEONE HELP I’ll help back pls!!
Answers
I’m not sure if it’s the correct answer but I hope it helps you !! also can u help me back I really need it . good luck !!
List 3 causes of genetic variation in populations
Answers
Genetic variation can be caused by mutation (which can create entirely new alleles in a population), random mating, random fertilization, and recombination between homologous chromosomes during meiosis (which reshuffles alleles within an organism's offspring
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Jugular venous distention suggests a problem with blood returning to the heart if the patient is:________
Answers
Jugular venous distention suggests a problem with blood returning to the heart if the patient is sitting up at a 45° angle.
What is Jugular venous distention?The external jugular vein is what you are looking at if you ever see a bulging neck vein. Jugular vein distention is the medical term for when the jugular vein is apparent.
Along the right and left sides of your neck, there are internal and external jugular veins. They deliver blood from your head to the largest vein in your upper body, the superior vena cava. Blood enters your heart via the vena cava before traveling through your lungs to take in oxygen.
When the CVP rises above a typical or healthy level, JVD happens. There are numerous conditions that might cause this.
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___________ are the central building blocks of the nervous system.
Answers
Answer:
neuron is the answer
Explanation:
Enter a nuclear equation for the fusion of two h-2 atoms to form he-3 and one neutron. express your answer as a nuclear equation.
Answers
The nuclear equation that represents the fusion of two H-2 atoms to form He-3 and one neutron is
\(\frac{2}{1} h + \frac{2}{1} h > > > > \frac{3}{2} he + \frac{1}{0} n\)
In a nuclear reaction the nuclides are represented with the chemical symbol preceded by a superscript that represents the mass number (number of protons plus neutrons) and a subscript that represents the atomic number (number of protons).
What is a Nuclear reaction ?A nuclear reaction is a process in nuclear physics and nuclear chemistry where two nuclei or a nucleus and an outside subatomic particle meet to create one or more new nuclides. Consequently, at least one nuclide must change throughout a nuclear reaction.
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Which three are formed due to compression? syncline, normal fault, and strike-slip fault anticline, syncline, and reverse fault normal fault, anticline, and strike-slip fault reverse fault, strike-slip fault, and syncline
Answers
Answer:
The correct option is B.
B) Anticline, Syncline and Reverse Fault
Explanation:
Anticline and Syncline are the terms which are used to describe the folds that occur on a rock. These are up and down folds that occur together and are caused by compressional stress.
Reverse fault is caused by compressional stress which is caused by rocks which are pushing into each other. It is considered as the opposite of Normal fault. In this, the hanging wall and footwall are pushed together, and the hanging wall moves upwards along the fault relative to footwall.
Answer:
B
Explanation:
2. THE DEPRESSION THAT RESULTS WHEN A VOLCANIC CONE COLLASPES OVER AN EMPTYING
WALEN
MAGMA CHAMBER IS A
Answers
Answer: A caldera is a large depression formed when a volcano erupts and collapses. During a volcanic eruption, magma present in the magma chamber underneath the volcano is expelled, often forcefully. When the magma chamber empties, the support that the magma had provided inside the chamber disappears.
Explanation:
The concept of emergent property definition
Answers
Answer:
definition
Explanation:
An emergent property is a property which a collection or complex system has, but which the individual members do not have. In biology, for example, heart is made of heart cells, heart cells on their own don't have the property of pumping blood.
who establishes a crime scene?
A) Criminal Investigator
B) First Responder
C) District Attorney
D) Crime scene Photographer
Answers
Answer:
Explanation:
Law enforcement establishes a crime scene of what happened.
A motor unit consists of a:________
a: single motor neuron
b: neuromuscular junctions
c: muscle fibers
d: several motor neurons
e: a single muscle fiber
Answers
A motor unit consists of a single motor neuron.
What is a motor unit?
A motor neuron and all the skeletal muscle fibres it innervates, including the neuromuscular junctions where the neuron and the fibres join, make up a motor unit. When a single muscle is being contracted, a group of motor units frequently cooperate as a motor pool. Charles Scott Sherrington put forth the idea.
A motor unit contains only one type of muscle fibre. All of the fibres in a motor unit contract when it is turned on. The quantity of activated motor units determines the force of a muscle contraction in vertebrates.
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Which statement describes a cell part needed by the cell to make proteins?
A) Chloroplasts contain chlorophyll
B) Vacuoles contain water
C) The nucleus contains DNA
D) Cell membranes contain phospholipids
Answers
What evidence do paleobotanists look for that indicates the movement of plants from water to land?
Answers
The evidence that paleobotanists look for that indicates the movement of plants from water to land is the possession of waxy cuticle to decrease evaporation from leaves.
What are some adaptations of plants on land compared to water?Plants possess various adaptive features which enables them to survive on land or in water.
Plants that are found in water are known as aquatic plants. They possess features which enable them to get rid of excess water as well as to stay afloat on water. For example, their leaves are waxy to enable them remain afloat.
Plants found on land are terrestrial plants and possess features that enable them survive on land. They possess features which prevent excessive water loss such as waxy cuticle.
Therefore, the evidence that paleobotanists look for that indicates the movement of plants from water to land is the possession of waxy cuticle to decrease evaporation from leaves.
In conclusion, plants show adaptations as they moved from water to land.
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Water pollution review …
1. When neighborhood resident noticed a large number of dead fish in a local creek they traced the problem to a nearby gas station. It turned out that a gasoline tank has developed a leak this is an example of
A. Point-source, B. nonpoint -source pollution, C. thermal pollution, D. groundwater pollution.
2. Which of the following is a point-source? A. An abandoned mine, B. Runoff city streets, C. Precipitation containing air pollution, D. Runoff from farms.
3. What would the drawbacks be to a wastewater plant connected to a water treatments facility?
A. Increased energy usage, B. Decks matter in the water, C. There are no real drawbacks, D. An overabundance of wastewater would get pumped directly into our water resources .
Answers
2. D) Runoff from farms
3. D) Abundance of wastewater ..
The data below demonstrate the frequency of tasters and nontasters of a certain compound in four isolated populations that are in Hardy-Weinberg equilibrium. The allele for nontasters is recessive. In which population is the frequency of the recessive allele highest? Population Tasters Nontasters Size of Population (A) 1 110 32 142 (B) 2 8.235 4,328 12,563 (C) 3 215 500 715 (D) 4 11.489 2,596 14.085
Answers
Population B has the highest frequency of the recessive allele. In population A, the frequency of the recessive allele is 110/142, or 0.772. In population B, the frequency of the recessive allele is 4,328/12,563, or 0.346. In population C, the frequency of the recessive allele is 500/715, or 0.701. In population D, the frequency of the recessive allele is 2,596/14,085, or 0.184. Thus, population B has the highest frequency of the recessive allele, 0.346.
To calculate the frequency of the recessive allele in each population, the number of nontasters (who carry the recessive allele) was divided by the total population size. The Hardy-Weinberg equilibrium states that the frequencies of alleles in a population will remain constant over time, assuming there are no other evolutionary pressures at work. This means that the frequency of the recessive allele in each population should be relatively constant, unless something is influencing its frequency.
The frequency of the recessive allele in each population can provide insight into the genetics of the populations and may help explain why the allele frequency differs among the populations. For example, if population B is geographically isolated, then it is possible that a single allele might have a higher frequency due to genetic drift.
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Describe the relationship between a cell's surface area-to-volume ratio and the transport of wastes from inside the cell to the outside environment.
Answers
Answer:
The greater the surface-area to volume ratio of a cell, the easier it is for the cell to get rid of wastes and take in essential materials such as oxygen and nutrients. In this example, the large cell has the same area as 27 small cells, but much less surface area. Imagine cells as little cube blocks.
Explanation:
facts
During dna replication, which nucleotide will bind to an a nucleotide in the parental dna?.
Answers
A nucleotide will bind to an A nucleotide in the parental DNA during DNA replication. This is because A pairs with T (and vice versa) and C pairs with G (and vice versa).
Therefore, if one strand of the parental DNA has an A nucleotide, the complementary strand will have a T nucleotide. During DNA replication, the two strands of the parental DNA are separated and each serves as a template for the synthesis of a new complementary strand. Therefore, if the parental DNA has an A nucleotide on one strand, the complementary strand will have a T nucleotide, and the new strand being synthesized will also have a T nucleotide.
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0
M. F
Which of the following is generally true of parasites?
(A)They give their host a competitive advantage
(B) They are not a factor in the size of the host population
(C) They increase the biotic potential of a host population
(D) They do not directly kill their host
(E) They prevent natural selection in the host population
Answers
Answer:
D
Explanation:
Parasites do not directly kill their host
Every few
years, a farmer plants clover in a wheat
field. Explain how this practice might
benefit the farmer.
Answers
This practice will benefit the farmer in fixing the nitrogen in the soil
What is clover?
Clover is a member of the distinguished legume family. On the roots of legumes are bacteria that can convert atmospheric nitrogen into a form that plants can use. Plants utilize nitrogen in large quantities since it is a component of chlorophyll. The farmer enriches the soil with plenty of nitrogen and organic matter by planting clover and plow it beneath. A crop would be seeded after allowing the organic matter to decompose.
Advantages of clover in agriculture:
Clover is a Fixer of Nitrogen.
Clover is a legume crop that is a member of the bean and pea plant family. It helps the soil fix nitrogen. In other words, it works with helpful bacteria to convert nitrogen gas that is present in soil air pockets into stable organic molecules that feed nearby plants.Animals Love It
Because it is so nutrient-rich, clover provides farmers with a high-protein meal for their animals and enhances digestibility. Leaner meat and more nutrient-rich milk are produced as a result of reducing mineral deficiency, which can cause a number of illnesses and problems.Additionally, clover can be used as poultry feed for chickens, geese, and birds (and even humans - clover is edible and its colorful flowers can really make a salad pop).Positive insects and pollinators I adore it, too
Honey bees are drawn to the readily available nectar found within the small florets of white clover and crimson clover, which is why clover honey isn't simply a smart name. Clover, dandelions, and other "weeds" have been eliminated, and this has resulted in a sharp fall in bee populations, according to scientists.Hence clover practice is beneficial to farmers
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What is feedback regulation of endocrine system?
Answers
To ensure that these processes are properly regulated, the endocrine system employs a feedback mechanism to regulate hormone levels.
What is Feedback regulation?Feedback regulation is the process by which hormone levels are regulated in the endocrine system. Hormones are chemical messengers that travel throughout the body to regulate various physiological processes. This feedback mechanism operates through a series of feedback loops that monitor hormone levels in the blood and adjust hormone secretion accordingly.
Hormones are chemical messengers that are produced by the endocrine glands and secreted into the bloodstream. These hormones travel to target cells in the body, where they bind to specific receptor proteins on the surface of the cell. The binding of a hormone to its receptor triggers a series of signaling pathways within the cell that ultimately lead to changes in gene expression and other cellular processes.
Feedback regulation is critical to maintaining proper hormone levels in the body. When hormone levels become too high or too low, the feedback mechanism responds by adjusting hormone secretion to restore balance. This ensures that the body's physiological processes remain properly regulated and functioning efficiently.
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Pull out all the major feedbacks identified and draw a causal diagram that includes all connections, polarity of those connections, and identifies the types of feedbacks (labeled with a R for reinforcing feedback, or B for balancing feedback).
Answers
In order to pull out all major feedback and create a causal diagram, follow these steps: identify feedback, draw a causal diagram, determine the polarity of connections, and label feedback loops as reinforcing or balancing (B).
In order to pull out all the major feedbacks identified and draw a causal diagram that includes all connections, the polarity of those connections, and identifies the types of feedback (labeled with an R for reinforcing feedback, or B for balancing feedback), the following steps can be taken.
1: Identity the feedback - The first step is to identify all the feedback loops that are present in the system. These feedback loops can be either positive or negative.
2: Draw a causal diagram - The next step is to draw a causal diagram that shows how all the different elements of the system are connected. This diagram should include all the feedback loops that were identified in step one.
3: Identify the polarity of the connections - The polarity of connections in the system should be identified. This means that each connection should be labeled as either positive or negative.
4: Identify the types of feedback - Finally, the types of feedback should be identified. This means that each feedback loop should be labeled as either reinforcing (R) or balancing (B). Reinforcing feedback loops occur when the output of a system is fed back into the system as an input, resulting in an amplification of the output.
Balancing feedback loops, on the other hand, occur when the output of a system is fed back into the system as an input, resulting in a dampening of the output.
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Name and put the stages of a lytic infection in order. Then describe each stage.
Answers
1. Attachment: The virus attaches to a host cell by binding to specific receptors on the surface of the cell.
2. Penetration: The virus injects its genetic material (DNA or RNA) into the host cell, typically by fusing with the cell membrane or by endocytosis.
3. Biosynthesis: The viral genetic material takes over the host cell's machinery, forcing it to produce viral components such as proteins and nucleic acids.
4. Maturation: The viral components are assembled into new virus particles within the host cell.
5. Release: The host cell is destroyed, releasing the newly formed virus particles to infect other cells.
In summary, the virus attaches to the host cell, injects its genetic material, takes over the host cell's machinery to produce viral components, assembles the viral components into new virus particles within the host cell, and then destroys the host cell to release the newly formed virus particles.
Which of the following processes would be an example of an anabolic pathway?
A set of coupled reactions that are exergonic
A set of reactions that break covalent bonds between molecules to release free energy
A set of reactions that release energy that can be used to drive cellular work
A set of reactions that combine monomers into larger, more energy-rich polymers
Answers
Answer:
A set of reactions that release energy that can be used to drive cellular work
Explanation:
I think im not so sure!!
Answer:
The answer is
D - a set of reactions that combine monomers into larger, more energy-rich polymers
Explanation:
I can't explain it, I just know I'm right!
if sunlight were suddenly limited in an ecosystem, what might result? a. plants and animals will flourish because the ecosystem is not so hot. b. plants will die, but animal diversity in that ecosystem will increase. c. nothing will change. d. there will be less chemical energy available in that particular ecosystem.
Answers
Answer:
d. there will be less chemical energy available in that particular ecosystem.
Explanation:
d. there will be less chemical energy available in that particular ecosystem.
If sunlight suddenly becomes scarce in an ecosystem, the likely result is less chemical energy available. The sun is a primary energy source for most ecosystems because it drives photosynthesis in plants, which provides energy to herbivores, which are then eaten by carnivores. Without enough sunlight, photosynthesis rates would decrease, reducing the amount of available energy for all organisms in that ecosystem.
Plants and animals are unlikely to thrive due to decreased available energy. Many plants are more likely to die because they do not have enough energy to sustain themselves. This would knock on the rest of the ecosystem, as herbivores would have less food and struggle to survive. This could reduce the ecosystem's overall biodiversity because some species may be more vulnerable to the changes than others.
What are the two main categories of fossils
Answers
Answer: they are body fossils and trace fossils
Explanation:
Body fossils show us what a plant or animal looked like. The first type, body fossils, are the fossilised remains of an animal or plant, like bones, shells and leaves.
Q3. How could they have implemented the changes better so that the strike may have been averted?
Answers
To better implement changes and avert a strike, several key steps could have been taken. Firstly, enhancing communication and engagement between management and employees is crucial.
This involves actively involving employees in decision-making processes and providing platforms for their concerns and suggestions to be heard and addressed. Secondly, adopting a proactive approach to conflict resolution is essential. Identifying potential issues early on and addressing them through mediation or negotiation can help prevent conflicts from escalating to the point of a strike.
Lastly, ensuring transparent and timely information sharing is vital. Keeping employees informed about changes, challenges, and the reasons behind decisions can help build trust and minimize misunderstandings that could lead to a strike.
Therefore, by implementing these measures effectively, the likelihood of a strike can be significantly reduced.
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how would you relate force and acceleration?
Answers
Force = mass * acceleration
This is Newton's second law
Explanation:
Hey there!
The external agency that brings change in body's action(i.e changes the body from rest to motion or motion to rest) is called a force.
We know;
The force is inversely proportional to acceleration. So, the best method to relate them is force in inversely proportional to acceleration of a place.
Hope it helps...
Mutations that are passed to offspring must
OCcur
in
Answers
Answer: Gametes
Explanation:
what do i have to draw?
Answers
The afflicted man and the purebred female are depicted in a pedigree chart that displays the potential genotypes of their progeny.
A pedigree reveals the ties between members of a family and identifies those who share certain genetic pathogenic features, illnesses, and vital position with other members of the family. A pedigree can be used to determine how illnesses are passed down within a family.
A pedigree animal is thought to be of high quality since it is derived from animals that were all the same breed.
The phrase is frequently used to describe a purebred dog's pedigree in the animal world.
The image of the pedigree is attached below.
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mangrove swamps provide breeding and feeding grounds for roughly _____ animal species.
Answers
Mangrove swamps provide breeding and feeding grounds for roughly 75% animal species.
Mangrove swamps are important coastal ecosystems that are found in tropical and subtropical regions around the world. These wetland ecosystems are characterized by the presence of salt-tolerant trees and shrubs that are adapted to living in intertidal zones, where they are regularly exposed to the tides.
The complex root systems of mangrove trees provide habitat for a diverse array of marine organisms, including fish, crustaceans, mollusks, and birds. These organisms use the mangrove swamps as breeding and feeding grounds, and many species are highly specialized to the mangrove environment. It is estimated that mangrove swamps provide habitat for roughly 75% of the commercially and recreationally important fish species in tropical and subtropical regions, highlighting their importance for both ecological and economic reasons.
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