the peripheral nervous system . multiple select question. is not part of the central nervous system is completely independent of the central nervous system is an integral part of the central nervous system communicates with the central nervous system
Answers
Central nervous system includes brain and spinal cord. Peripheral nervous system includes autonomic nervous system and somatic nervous system.
Nervous system consists of electrically excitable cell called neurons and collection of nerves that transmit information in the body.
Nervous system is mainly divided into two parts - PNS (peripheral nervous system) and Central nervous system (CNS) . The CNS of the body consists of spinal cord and brain that regulates and coordinates all the functions of the body.
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Related Questions
Match each term with its description.
Match Term Definition
Biosphere A) A large geographical area classified by its climate and the plant and animal life within it
Ecosystem B) Includes all living things functioning together with the physical factors of their environment
Biome C) A place in an ecosystem where an organism normally lives
Habitat D) Includes all living things and the areas in which they live
Answers
Ecosystem had all living things functioning together with the physical factors of their environment
Biome A place in an ecosystem where an organism normally lives
Which function is performed by the ozone layer?
Answers
The Ozone Layer prevents Ultraviolet rays (from the Sun) from reaching Earth.
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activation of naive t cells requires the signal delivered by a peptide:mhc molecule complex binding to the antigen receptor tcr and cd4/8 co-receptor. in addition to this first signal, naive t cells require a co-stimulatory signal delivered by – expression of – on the surface of an antigen-presenting cell that is recognized by a co-stimulatory receptor – on the surface of t cells, thereby leading to – of t cells.
Answers
Naive T cells need a co-stimulatory signal, which is given by the production of co-stimulatory molecules on the surface of an antigen-presenting cell (such as CD80 or CD86).
T cells are activated as a result of these co-stimulatory chemicals being recognised by a co-stimulatory receptor (like CD28) on their surface.To sum up:Peptide:MHC complex binding to TCR and CD4/CD8 co-receptor is the first indication.The second signal is a co-stimulatory signal, which is sent when antigen-presenting cells exhibit co-stimulatory molecules (CD80 or CD86).CD28 is a co-stimulatory receptor on T lymphocytes.Co-stimulatory chemicals and receptors interact to co-stimulate T cells, causing them to become activated.For naive T cells to fully activate, both signals are required. By identifying the antigen that the antigen-presenting cell has presented, the first signal assures specificity, while the second signal adds another degree of control to prevent inappropriate or excessive T cell activation.
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Can someone pls help me the answer options are
A 100 joules
B 10,000 joules
C 1,000 joules
D 10 joules
Answers
Answer:
I'm pretty sure it's A?
Explanation:
Multiplied by 1%
Earth is not greatly expanding or contracting. Without
changing the dimensions of Earth, how could the plates move in
relation to one another?
Answers
Answer:
The movement of the plates creates three types of tectonic boundaries: convergent, where plates move into one another; divergent, where plates move apart; and transform, where plates move sideways in relation to each other. They move at a rate of one to two inches (three to five centimeters) per year.
as blood circulates, it transports inhaled __ from the lungs to body cells and __ from body cells to the lungs to be exhaled.
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As blood circulates, it transports inhaled Oxygen from the lungs to body cells and Carbon dioxide from body cells to the lungs to be exhaled.
Respiration is defined in physiology as the transfer of oxygen from the external environment to the cells within tissues and the removal of carbon dioxide in the opposite direction, that is, back into the external environment.
The biochemical definition of respiration, which refers to a metabolic process through which an organism obtains energy (in the form of ATP and NADPH) by oxidising nutrients and releasing waste products, differs from the physiological definition. Although cellular respiration and the subsequent maintenance of life in animals depend on physiologic respiration, the two processes are distinct: cellular respiration occurs within individual organism cells, whereas physiologic respiration deals with the diffusion and transport of metabolites between the organism and the external environment.
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Which of the following lines
of poetry uses repetition
(repeated words)?
A. It only gives our wish for blue a whet.
B. Since earth is earth perhaps, not
heaven (as yet) -
C. Though some savants make earth
include the sky;
D. In here and there a bird, or butterfly,
Answers
Answer:
I wanna say b
Explanation:
since the word "earth" is said twice
all intrinsic muscles of the tongue are innervated by cranial nerve xi. group of answer choices true false
Answers
Answer:
False
Explanation:
Unscramble and define each word them all in single sentence
1.IPMRYRA
2.DCRYOASEN
3.SSSNUCOICE
4.EETOMSSYC
Plisss need
Answers
CONCUSSIONS are brain damage brought on by a blow to the head, IMPRIMARY is "most important or primary cell," SECONDARY is "less important or secondary," and SYSTEMETIC is "methodical and thorough."
Do any words have five letters?The Free Dictionary lists 158,390 words with five letters or fewer in total. Volume 6 of the Office Scrabble Dictionary claims that there are 8,996 words that can be constructed with five letters, contrary to claims made in other sources that claim there are only 5,350 such words.
Word Finder provides the best companion solver for deciphering any word jumble. With the help of this tool, you can quickly identify the best word for any crossword puzzle answer or certain rack of letters.
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Describe how an action potential regenerates as it spreads down the length of a neuron. Voltage-gated channels in the nodes of Ranvier gets triggered by action potential and regenerates it. How are voltage-gated ion channels and ligand-gated ion channels similar? (ligand, gating, open vs. closed state).
Answers
Action potentials trigger voltage-gated channels in the nodes of Ranvier, which regenerate an action potential as it extends down a neuron. Voltage-gated and ligand-gated ion channels share gating mechanisms and open/closed states.
Neuron membranes carry short electrical signals called action potentials. Voltage-gated channels in the nodes of Ranvier help regenerate the signal as the action potential travels along the neuron. These myelin sheath holes are axon nodes. These nodes' voltage-gated channels rapidly depolarize the membrane, allowing the action potential to bounce between nodes in saltatory conduction. Each node regenerates the action potential to keep the signal strong.
Voltage-gated and ligand-gated ion channels share gating mechanisms and open/closed states. Both types of channels govern cell membrane ion flow by opening and closing. Voltage-gated channels are triggered by membrane potential, while ligand-gated channels by ligand binding. Ions cross the membrane and generate an electrical signal when the channel opens. Closed channels stop ion flow. Thus, these channels control nerve signal transmission.
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Based on the materials of the course, which of the following statements is true?
Select one:
a. Based on OSHA requirements, it is more likely to make human immunodeficiency virus (HIV) vaccination mandatory for the housekeeping staff.
b. OSHA requires the front desk staff to be vaccinated against human immunodeficiency virus (HIV).
c. OSHA requires all staff in large hotels to be vaccinated against human immunodeficiency virus (HIV).
d. OSHA requires food and beverage department’s staff to be vaccinated against human immunodeficiency virus (HIV)
Answers
Based on the materials of the course, it is more likely to make human immunodeficiency virus (HIV) vaccination mandatory for the housekeeping staff is the correct statement. OSHA stands for Occupational Safety and Health Administration. Option A is correct
OSHA is the United States federal agency that is in charge of enforcing laws that deal with workplace safety, health, and occupational health. OSHA was established in 1971, and its primary mission is to ensure that employers are providing their employees with a safe and healthy working environment. OSHA has a wide range of regulatory powers that are used to ensure that employers are in compliance with the laws and regulations that deal with workplace safety and health.
Human immunodeficiency virus (HIV) vaccination is significant as HIV is a virus that damages the immune system, which is responsible for defending the body against illness. Without proper treatment, HIV can develop into acquired immunodeficiency syndrome (AIDS).There is currently no cure for HIV, but antiretroviral therapy (ART) is a treatment that can help manage the virus.
Vaccinations for Hepatitis B and HIV are now available to employees who work in settings where they may be exposed to infectious diseases. These vaccines can help reduce the risk of exposure to infectious diseases in the workplace. Therefore, it is more likely to make human immunodeficiency virus (HIV) vaccination mandatory for the housekeeping staff. Option A is correct
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Is this correct? Pls
Answers
Yes it can turn into sedimentary or metamorphic rock
Describe 3 ways the land/terrain change as we move from Charlotte NC to the coastal plains of North Carolina
Answers
Answer:
Hilly towards flat.
Higher elevation toward lower elevation.
Clayey to sandy type of soil.
Explanation:
The land of Charlotte NC is hilly whereas coastal plains of North Carolina is flat. Charlotte NC is located at a high elevation while on the other hand, the coastal plains of North Carolina are located at the sea and at lower height. The soil type of Charlotte NC is clay and silt whereas the soil type of coastal plains of North Carolina is sandy due to the presence of sea.
Type a summary of the phases of water and how a substance changes from one to the other.
Answers
Answer:
There are three phases of water that include solid water, liquid water and gas water. Water in solid phase has definite shape and size and molecules are closely packed for example: ice, water in liquid phase or liquid water phase, molecules are close together but can move as per the shape of container, for example: juice; and gas water phase is the phase in which molecules are far from each other.
Same as matter, the phases of water also changes as per the temperature and pressure of the ecosystem changes. When temperature increases, Solid water changes to liquid water and the process called melting and liquid water convert into gas water and the process called vaporization. When temperature decreases, liquid water convert into solid water with the process freezing and gas water convert into liquid water through condensation.
4. Refer to the illustration above, what process is shown?
a. osmosis.
c. active transport.
b. facilitated diffusion.
d. diffusion.
Answers
As we go from kingdom to species, what happens to the groups within each level of organization?
Please need answer fast
Answers
which of the following statements about the metabolism of acetyl-coa in mammalian cells is false?
Answers
The following statement about the metabolism of acetyl-coa in mammalian cells false is acetyl-CoA can be converted back to pyruvate through the process of gluconeogenesis.
Acetyl-CoA is produced from the breakdown of glucose, fatty acids, and certain amino acids. Once produced, it can enter the tricarboxylic acid (TCA) cycle to generate energy in the form of ATP. Alternatively, it can be used to synthesize fatty acids, cholesterol, and other important molecules in the cell. However, one false statement is that acetyl-CoA can be converted back to pyruvate through gluconeogenesis.
In reality, gluconeogenesis only occurs in the liver and kidneys and involves the conversion of non-carbohydrate precursors, such as lactate, amino acids, and glycerol, into glucose. Pyruvate, on the other hand, is converted to acetyl-CoA through the process of pyruvate dehydrogenase (PDH) in the mitochondria. This is an irreversible step and cannot be reversed to convert acetyl-CoA back to pyruvate. Thus, the statement that acetyl-CoA can be converted back to pyruvate through gluconeogenesis is false.
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Which plant hormone(s) increases leaf size
Answers
Answer:
Gibberellin
Explanation:
I've studied that gibberellin is a plant hormone that promotes cell elongation and division, causing the cells in the leaves to elongate and divide more, this leads to an increase in leaf size.
Hope it helps! :)
The plant hormone that helps in increasing the leaf size is the phytohormone Auxin .
Plants create signalling molecules called plant hormones, which are found in low concentration. All plant's growth and progression are regulated by plant hormones.
There are basically five types of plant hormones that are considered to be essential for plant growth . They are Auxin , Cytokinin , Gibberellin , ABA , Ethylene .
The Cytokinin and Auxin work together to enhance the development of leaf as both of the phytohormones are responsible to modulate the growth of leaf as well as controlling the cell cycle . These hormones are considered essential for plant growth and it occur naturally at various concentrations within plants throughout the duration .
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Write a series of questions that automotive
engineers would need to answer about how the
energy trapped in algae could be used to power
an automobile engine.
Answers
Answer:
At Argonne, you lead the lab’s hydrogen engine research program. What brought you to this position?
Why did you pursue a career in automotive engineering?
Can you tell us a little about the omnivorous engine? How was it developed? What are the next steps?
Explanation:
Answer: Can you find a way to figure out how to use the energy inside of algae? If their enough energy in algae to power a car? How much energy is inside of algae? If their really energy i algae? What type of energy is in algae? Why is their energy inside of algae? How is it possible that energy is inside of algae? Do you think that the energy inside of algae can be used for something good? Or used for maybe something bad? Is the energy inside of algae safe, or is it dangerous?
Explanation: I hope that's enough questions because if you wanted me to ask them all well then we would be here for some DAYS XD.
List the layers in order from oldest to youngest
Answers
According to the principle of superposition, the oldest sedimentary rock units are at the bottom and the youngest are at the top.
What are sedimentary rocks?
Sedimentary rocks are rocks formed by the accumulation of sediment that is cemented together. These rocks are formed when sediments are compacted and lithified (hardened) by the pressure of overlying material. They are typically composed of layers, or strata, created as a result of deposition of the sediments. Examples of sedimentary rocks include sandstone, limestone, shale, and conglomerate.
The bottom layer of rock forms first, so it is the oldest. Each layer above that is younger, with the top layer being the youngest.
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Which best describes the results they saw and what they ultimately concluded?A.) initially, the mouse and human proteins intermixed, but over time, they were able to resegregate into distinct membrane domains. This suggests that cells can restrict the movement of membrane proteinsB.) at first, the mouse and human proteins were confined to their own halves of the newly formed hybrid cell, but over time, the two sets of proteins became divided such that half faced the cytosol and half faced the hybrid cell exterior. This suggests that flippases are activated by cell fusionC.) initially, the mouse and human proteins were confined to their own halves of the newly formed hybrid cell, but over time, the two sets of proteins became evenly intermixed over the entire cell surface. This suggest that proteins, like lipids, can move freely within the plane of the bilayerD.) initally, the mouse and human proteins were confined to their own halves of the newly formed hybrid cell, but over time, the two sets of proteins recombined such that they all fluorescedwith a single, intermediate colorE.) the mouse and human proteins remained confined to the portion of the plasma membrane that derived from their original cell type. This suggests that cells can restrict the movement of their membrane proteins to establish cell specific functional domainsF.) the mouse and human proteins began to intermix and spread across the surface of the hybrid cell, but over time, one set of proteins became dominant and the other set was lost. This suggests that cells can ingest and destroy foreign proteins
Answers
The best description of the results they saw and what they ultimately concluded is option C.) initially, the mouse and human proteins were confined to their own halves of the newly formed hybrid cell, but over time, the two sets of proteins became evenly intermixed over the entire cell surface.
Mouse and human proteinThis suggests that proteins, like lipids, can move freely within the plane of the bilayer.
This conclusion was reached because the researchers observed that the mouse and human proteins initially remained separate, but eventually became intermixed over the entire surface of the hybrid cell.
This suggests that proteins are able to move freely within the plane of the bilayer, similar to how lipids are able to move freely. This finding supports the fluid mosaic model of the plasma membrane, which states that the membrane is composed of a fluid lipid bilayer with embedded proteins that are able to move within the plane of the bilayer.
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A lot of points match the definition with the correct keyword
Answers
Answer:
1.3
2.4
3.2
4.5
5.1
Explanation:
Explain why the a single loop circulatory system is able to supply raw materials to cells as fast as the double – loop circulatory system.
Answers
Answer:
In the case of single circulatory systems, e.g. as in fish, the heart receives deoxygenated blood (also described as 'oxygen-poor blood') into the atrium of the heart and pumps it through the ventricle of the heart so that it continues onwards to the gills.
Transverse waves are made up of parts called?
Answers
-crest
-trough
What will be the result of grafting a limb bud from a large species of the salamander Ambystoma onto a smaller species?
Answers
The result of grafting a limb bud from a large species of the salamander Ambystoma onto a smaller species would likely lead to a larger limb development in the smaller species.This is because the larger species of Ambystoma has a greater genetic potential for limb growth and development than the smaller species.
When the limb bud from the larger species is grafted onto the smaller species, the genetic information for larger limb gowth is introduced to the smaller species. The process of grafting involves taking a small piece of tissue, such as a limb bud, and attaching it to another organism. In this case, the limb bud from the larger species would be attached to the smaller species and allowed to develop. Over time, the introduced genetic information would cause the limb to grow larger than it would have without the grafting.
Grafting involves transferring a tissue or organ from one organism to another. In this case, the limb bud from a large species of Ambystoma is transferred to a smaller species. The cells within the limb bud contain genetic information that determines the size and structure of the limb. When the limb bud is grafted onto the smaller species, it will likely continue to develop based on the genetic information it carries from the larger species. As a result, the smaller salamander will likely develop a larger limb than it would have naturally, influenced by the genetic information from the larger species of Ambystoma.
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How does sunscreen work
Answers
Answer:
you apply it to your skin and it protects you from the sun
Explanation:
Most of the life of any cell is spent in a period of growth called ____.a.interphase.telophase.prophase.anaphase
Answers
Question 3
10 pts
How do adaptations benefit the organism? Select all that apply.
Find food
Catch prey
Survive harsh weather
Hide
Avoid predators
Answers
Answer:
adaptations help the organsims to survive harsh weather, to avoid predators, to hide.
If the climate in an area were to become much drier, which plant variation would be most advantageous to the survival of the species?
A- Larger flowers
B- Thicker leaves
C- Bigger Branches
D- Longer Stems
Answers
Answer: B- Thicker leaves
Explanation:
Plants in drier areas develop thick leaves in which they can store water. The water stored there is usually protected by a thick waxy layer so that water loss through transpiration thus enabling the plant to have enough water to keep surviving until more can come.
Examples of plants with thick leaves include: Aloe Vera and Haworthia.
how would you define a fruit? how can fruit be helpful in seed dispersal?
Answers
Answer:
Defined: the sweet and fleshy product of a tree or other plant that contains seed and can be eaten as food.
These fruits, including the seeds, are eaten by animals who then disperse the seeds when they defecate
Explanation:
Hope it helps?