Answer:codon i think
Explanation:
The matter that is composed of myelinated and unmyelinated axons and is superficial to the gray matter of the spinal cord is called matter.
White matter in the brain and spinal cord consists mostly of myelinated nerve fibers along with some unmyelinated fibers and neuroglial cells.
What is white matter?
It refers to the areas of the central nervous system (CNS) that are mainly made up of myelinated axons, also called tracts. It affects learning and brain functions, modulating the distribution of action potentials, acting as a relay, and coordinating communication between different brain regions.
Difference between myelinated and unmyelinated nerve fibers?
The main difference between myelinated and unmyelinated nerve fibers is that myelinated nerve fibers contain myelin insulation whereas unmyelinated nerve fibers do not contain myeline insulation.
Myelin sheath prevents the loss of the impulse during conduction and mostly includes peripheral nerves.
The myelin covering the axons of these fibers gives the white brain matter its white appearance and these axons protected by myelin sheath are not easily damaged by the external environment and the rate of nerve impulse is also high in comparison to unmyelinated axons.
Hence white matter is composed of myelinated and unmyelinated axons and is superficial to the grey matter.
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You have a houseplant known as a spiderplant, it produces a plantlet. what can you do with the plantlet when it falls off?
What happens to a lion’s energy costs after a failed hunt?
Answer:
it wasted burned out
Explanation:
Answer:
Explanation:
They have to return empty handed and get the energy to do it again.
Pls help me plsss it would really help
How do you know if you have an intestine problem?
The most typical signs of intestinal issues are stomach pain, bloating, diarrhoea, constipation, and changes in bowel habits.
How do you tell if you have a problem with your intestines?Stomach pain, bloating, diarrhoea, constipation, and changes in bowel habits are the most common symptoms of intestinal problems.In addition, you can have fatigue, weight fluctuations, nausea, appetite loss, flatulence, and rectal bleeding.You should consult your doctor if you encounter any of these symptoms in order to identify the underlying reason and receive the proper care.There are several symptoms to watch out for if you think you may have an intestinal issue. These include vomiting, weight loss, changes in bowel habits, trouble passing stool, bloody stool, bloating, gas, and stomach pain.It is crucial to keep in mind that some of these symptoms may also be brought on by other conditions, like food allergies or food poisoning. Therefore, if you have any of these symptoms, it is important to see your doctor for a diagnosis.The doctor may suggest a course of treatment to assist control the disease if the tests identify an intestinal problem. Changes to your diet, prescription drugs, or even surgery may all be used as treatments.To maintain the health of your intestines and avoid any more issues, it's critical to adhere to your doctor's recommendations.To learn more about intestine problem refer to:
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Question 1 (1 point)
Which of the following is NOT a step in the scientific method?
make observation
collect data
form a hypothesis
form a theory
If you were constructing a phylogenetic tree for the evolution of birds, which characters found in archaeopteryx might provide evidence that birds and dinosaurs had a common ancestor?.
Ostrom investigated the fossilized Archaeopteryx, a raven-sized dinosaur with wings and flight feathers that lived towards the end of the Jurassic period.
In the 1860s, Archaeopteryx was initially recognized as a distinct species. Due to the fact that it appeared to be a bird with dinosaur-like characteristics, it was quickly seized upon as proof of Darwin's theory of evolution. It had feathers and wings, but no beak—just teeth.
Instead than just fossilized bones and skeletal similarities, soft tissue, especially feathers, provide strong evidence for the notion. Numerous dinosaurs possessed noticeable feathers in addition to some kind of body covering.
Theropods and the bird-like monster shared skeletal traits such as sharp teeth, three-clawed fingers, and a long bony tail.
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zonosemata flies with housefly wings are attacked less frequently. untreated zonosemata flies are attacked less frequently. houseflies with zonosemata wings are attacked less frequently. zonosemata flies with their own wings cut and reglued are attacked less frequently.
The common factor in all scenarios where flies are attacked less frequently is the presence of zonosemata characteristics.
From the given statements, it can be inferred that zonosemata flies with housefly wings, untreated zonosemata flies, and houseflies with zonosemata wings are all attacked less frequently. Additionally, zonosemata flies with their own wings cut and reglued are also attacked less frequently.
Therefore, this suggests that zonosemata traits, regardless of whether they are in zonosemata flies or houseflies, contribute to a reduced likelihood of being attacked.
However, it is important to note that this answer is based on the information may be subject to further study and research.
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The circulatory system is like a one-way traffic system. Describe two different routes by which blood in the left side of the heart can get to the right side of the heart.
Answer:
to the right ventricle and the right lung
Explanation:
hope this helps
Two different routes by which blood in the left side of the heart can get to the right side of the heart in circulatory system are the right ventricle and the right lung
what is circulatory system ?The circulatory system is involve in for delivering nutrients, oxygen, and hormones and removing waste from the body.
The major components are the heart, blood, and blood vessels.
The heart is a muscular organ present in the chest pumps blood continuously around the body through the network of blood vessels.
The heart ensures every cell of the body receives nutrients and oxygen through the blood.
Blood is a fluid connective tissue, the major types of cells are red blood cells, white blood cells or leukocytes, and platelets or thrombocytes.
The function of blood include transporting oxygen and nutrients, removing waste, protecting our immune system, and maintaining homeostasis.
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a forensic odontologist examines the teeth of a skull and finds no baby teeth, presence of all wisdom teeth, and deep roots of the maxillary cuspids. which skull most likely fits this data?
The skull fits that data, if the data is A forensic deontologist studies a skull's teeth and discovers no baby teeth, no wisdom teeth, deep roots in the maxillary cuspids, and significant tooth degeneration in a 50-year-old male.
The skull (also known as the cranium) is made up of 22 bones that are separated into 8 cranial bones and 14 facial bones. The major purpose of the skull bones and the surrounding meninges is to provide protection and structure.
During development, the skull hardens and fuses to safeguard its inner contents: the cerebrum, cerebellum, brainstem, and orbits.
A male with a 50-year-old skull had no milk teeth, a deep-rooted maxilla due to a change in the anatomy of the canines, and no wisdom teeth, according to forensic ontology.
Thus, The skull most likely fits this data when the skull of male of a age 50 is examined.
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. The following statements describe the word tolerance. Which of the
statements best describes the term tolerance in Science?
a. Tolerance is how much you can handle.
b. Tolerance is examining other people's complex behaviors.
c. Tolerance is a legal definition that lawyers use in criminal cases.
d. Tolerance is the capacity of a species to withstand a variety of
environmental conditions.
Answer:
The answer is A.
Explanation:
"the ability or willingness to tolerate something, in particular the existence of opinions or behavior that one does not necessarily agree with."
In science, the term tolerance is how much a person can handle. Therefore, option A is correct.
What is tolerance?the capacity or readiness to put up with anything, especially the presence of ideas or actions with which one may not necessarily agree. patience, suffering, and fortitude; as well as kindness, objectivity, and unbiased thinking. Tolerance and toleration both support a person's right to do something they disagree with. Tolerance implies a liberal attitude toward other people's beliefs and behavior, such as tolerance for religious minorities.
Limit dimensions, unilateral tolerances, and bilateral tolerances are the three fundamental tolerances that are most frequently found on working drawings.
The term tolerance means how much you can handle. Therefore, option A is correct.
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On the basis of the food web, which of the following members of a deep-sea biological community is most likely to also have a symbiotic relationship with chemosynthetic organisms?
a. Octopuses
b. Blind crabs
c. Zoarcid fish
d. Shrimp
The member of a deep-sea biological community that is most likely to also have a symbiotic relationship with chemosynthetic organisms based on the food web is shrimp (Option D).
Shrimp are known to form symbiotic relationships with chemosynthetic bacteria, which are primary producers in the deep-sea ecosystem. These bacteria use the chemicals produced by hydrothermal vents and other geological features to produce food, which the shrimp can then consume.
Blind crabs are known to have a symbiotic relationship with chemosynthetic organisms as they live in close proximity to hydrothermal vents. Chemosynthetic bacteria provide nutrients to the blind crabs, while the crabs provide protection and a suitable environment for the bacteria to thrive. This mutualistic relationship allows both species to benefit and survive in the harsh deep-sea environment.
Thus, the correct option is D.
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the graph shows the changing levels of hormones during menstruation and ovulation. in general, what happens to the hormone levels between days 21 and 27, just prior to menstruation if the egg was not fertilized?
During days 21 and 27, just prior to menstruation, the levels of hormones (estrogen and progesterone) will decrease if the egg was not fertilized. Estrogen and progesterone are hormones that help to thicken the lining of the uterus to prepare for possible fertilization.
If fertilization does not occur, the body stops producing these hormones and the lining of the uterus begins to thin and break down. This process is known as menstruation. As the levels of estrogen and progesterone decrease, other hormones (FSH and LH) are released that trigger the release of an egg.
If the egg is not fertilized, the process begins again and the levels of estrogen and progesterone start to decrease.
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you are conducting an excavation and discover an ancestral species of the genus homo in the older layer of sediment. in the more recent sediment layer located directly above where you found the ancestral specimen, you find a morphologically distinct species that is clearly descended from the ancestral specimen. however, no intermediate, transitional forms were recovered. what can you conclude about the pace of evolution in this example?
It can be concluded that the rate of evolution in this example is a punctuated equilibrium.
Punctuated equilibrium is a theory of evolution that suggests that evolutionary changes occur rapidly and irregularly over a short period of geologic time, followed by long periods of stasis or equilibrium in which species experience little or no change.
This theory suggests that species remain constant for long periods of time but when change occurs, it is very rapid.
The evolutionary theory of punctuated equilibrium explains what happened during the Cambrian period when there was an outburst that gave rise to the appearance of an enormous diversity of life.
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what is the funtion of the cilia
The function of cilia is to move water relative to the cell in a regular movement of the cilia. This process can either result in the cell moving through the water, typical for many single-celled organisms, or in moving water and its contents across the surface of the cell.
The measures of the obtuse angles in the hexagon are 30 more than twice the measures of the acute angles. write and solve a system of equations to find the measures of all the angles. a system is: y= x+30 2x+4y=
Let x be the measure of each acute angle in the hexagon. Then the measure of each obtuse angle is 2x + 30 (since it is 30 more than twice the measure of the acute angle).
The sum of the angles in a hexagon is 720 degrees. So we can write:
3x + 3(2x + 30) = 720Simplifying this equation gives:
9x + 90 = 720 Subtracting 90 from both sides: 9x = 630 Dividing both sides by 9: x = 70 So each acute angle measures 70 degrees, and each obtuse angle measures 2(70) + 30 = 170 degrees.About HexagonIn geometry, a hexagon is a polygon with six sides and six vertices. A regular hexagon has the symbol Schläfli
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2) (1 pt) Lactose is a monomer composed of galactose and glucose. True or False?
3) (1 pt) The presence of glucose facilitates the formation of CAP-cAMP complex, and this in turn allows the RNA polymerase to bind and initiate transcription of the lac operon. True or False?
(1 pt) True.
Lactose is a disaccharide composed of galactose and glucose monomers. When lactose is broken down by the enzyme lactase, it is hydrolyzed into its component monosaccharides, galactose and glucose.
(1 pt) True.
In the absence of glucose, the lac repressor protein binds to the operator region of the lac operon, preventing RNA polymerase from binding and initiating transcription of the structural genes. However, the presence of glucose promotes the formation of the CAP-cAMP complex, which binds to a specific site near the promoter region of the lac operon, allowing RNA polymerase to bind and initiate transcription. This is known as positive regulation, as the presence of glucose is required for the efficient expression of the lac operon.
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Why was natural selection an important contribution to the theory of evolution?
OIt proved that evolution is true.
OIt explained how evolution works.
OIt summarized the process of evolution.
It highlighted the main points of evolution.
OIt summarized the process of evolution.
The Main Value of the Flower to the Plant is for...
Adaptability for Sunlight Harvesting
Sexual Reproduction
Glucose Attraction
Water Storage
A number of genetic networks are linked to the growth and withering of plants, flowers, and fruits, and the phytohormone ethylene is important.
What benefit do flowers provide in terms of adaptation?Many plants have evolved flowers as a means of producing seeds for the germination of new plants. Some flowering plants attract insects with their vibrant petals and sugary liquid known as nectar. Visiting insects aid in spreading honey among flowers so that seeds can develop.
What benefit does sexual reproduction have for plants?Sexual reproduction results in variable offspring, which gives populations diversity and variance. It is crucial for plants because it gives variation to the offspring, which aids in improved survival, enables it to become distinctive within the species, and helps it get rid of undesirable genes.
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Plz help me
what does igneous mean? (science terms)
what does metamorphic mean? (science terms)
what does extrusive mean (science terms)
plz help me
Answer:
Igneous- relating to, resulting from, or suggestive of the intrusion or extrusion of magma or volcanic activity
metamorphic- describes a specific process that some rocks undergo when heat and pressure changes them.
extrusive- rock refers to the mode of igneous volcanic rock formation in which hot magma from inside the Earth flows out (extrudes) onto the surface as lava or explodes violently into the atmosphere to fall back as pyroclastics or tuff.
Identify the organelle *
1 point
Outer membrane
Inner membrane
Crista
Matrix
DNA
ma
O Ribosome
O Mitochondria
Ο Ο Ο Ο
Nucleus
O Chloroplast
Explanation:
Mitochondria
hope it helps u
For this assignment, you will investigate a timeline of warnings and decisions made during the Hurricane Katrina disaster. Then you will research hurricane forecasting and advanced warning systems and write a brief essay to report your findings
The timeline of warnings and decisions made during the Hurricane Katrina disaster begins on August 24, 2005 when the National Hurricane Center issued the first advisory on Hurricane Katrina. This advisory marked the beginning of the warning system and the start of the decision-making process. As the storm moved closer to the Gulf Coast, the warnings increased in intensity and the mandatory evacuation orders were issued. On August 29, 2005, the hurricane made landfall, causing widespread destruction and loss of life.
Essay Hurricane Forecasting and Advanced Warning Systems and write a short essay to report your findings.In the aftermath of the disaster, it became clear that the advanced warning systems and decision-making processes used by government officials were inadequate. The National Hurricane Center had issued warnings and advisories weeks in advance, but these warnings were not heeded or acted upon. As a result, the impact of the storm was much more severe than it could have been.
To prevent similar disasters in the future, advanced warning systems and decision-making processes must be improved. One of the most important advances in hurricane forecasting is the use of satellite data to track storms and predict their paths. This data can be used to issue more accurate warnings and advisories so that the public can be better prepared for a hurricane’s arrival.
In conclusion, the timeline of warnings and decisions made during the Hurricane Katrina disaster reveals the inadequacies of the advanced warning systems and decision-making processes used by government officials. To prevent similar disasters in the future, improvements must be made to both the warning systems and the decision-making processes used by government officials.
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BIOLOGY FOOD CHAINS
your help would be appreciated
Answer:
B
Explanation:
This is the only thing missing in the food chain
How the
immune system works, explain why injecting an
antigen from a pathogen would help our immune
system create "memory" of the infection but not
cause the disease.
Answer:
Our immune system produces antibodies against that antigen of pathogen.
Explanation:
Injecting an antigen from a pathogen would help our immune system memorize the infection and protect our body from causing of the disease because our immune system produces antibodies against that antigen so when the pathogen enters our body these antibodies attack on that and prevent them of causing infection in the body so that's why injecting an antigen has to be done from the childhood to prevent diseases.
which of the following brain structures has regions that function as the body's clock, regulating its circadian rhythm? group of answer choices pons hypothalamus pituitary gland cerebral cortex
the hypothalamus. The hypothalamus contains a region called the suprachiasmatic nucleus (SCN), which functions as the body's clock, regulating its circadian rhythm.
the SCN receives information about light exposure from the eyes and sends signals to other parts of the brain and body to control various physiological processes that follow a daily cycle, such as sleep-wake cycles, hormone production, and body temperature.
the hypothalamus, specifically the SCN, is the brain structure responsible for regulating the body's circadian rhythm. This was a long answer, but I hope it provided a clear explanation for your question.
Main Answer: The brain structure that has regions functioning as the body's clock and regulating its circadian rhythm is the hypothalamus.
The hypothalamus is a small region located at the base of the brain, near the pituitary gland. It is responsible for various functions, including regulating the body's circadian rhythm. Within the hypothalamus, there is a specific group of cells called the suprachiasmatic nucleus (SCN) that acts as the body's internal clock, controlling sleep-wake cycles, hormone release, and other physiological processes.
the hypothalamus plays a crucial role in regulating the body's circadian rhythm through its suprachiasmatic nucleus, making it the correct answer among the given choices.
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What does solid benzene do in liquid benzene?
Answer:
Sink
Explanation:
So here for the explanation when water freezes, it forms crystalline, solid with a lower density. Then it had as a liquid because off this difference in the density, eyes floats on water. Most liquids, such as bending, have a higher density as our solid causing solid benzene to sink in liquid benzene bending is more normal in this behavior.
animals as tiny as fleas or ants are related to much larger species such as alligators and manatees. which of the following statements best describes how all living things are alike? living things all undergo similar processes for getting rid of waste within their cells. living things all have similar lungs for gas exchange in any environment. living things all have structures that allow for advanced movement. living things are all alike because they have a circulatory system.
The statement which best describes the similarity between living things is that "all living things undergo similar processes for getting rid of waste within their cells."
Living things are organisms that have biological systems and are capable of sustaining life. Animals such as tiny fleas or ants are related to much larger species such as alligators and manatees. The kingdom Animalia includes organisms that are multicellular, eukaryotic and lack cell walls.
Living things have many traits in common. They all require nutrients to survive and are made up of cells. There are many traits that all living things share, but some of them are more fundamental than others.
One fundamental trait that all living things share is the ability to get rid of waste within their cells. Living organisms produce waste as a result of their metabolism. This waste is often toxic to the organism, so it must be removed from the body as soon as possible.
All living things have ways of getting rid of waste within their cells. They can do this in a variety of ways, including excretion, perspiration, and urination. Therefore, living things all undergo similar processes for getting rid of waste within their cells.
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A snail-like, coiled, porous test (shell) of calcium carbonate is characteristic of which group? A) diatoms. B) foraminiferans. C) radiolarians
A snail-like, coiled, porous test (shell) of calcium carbonate is characteristic of: foraminiferans. The correct option is B.
Foraminiferans, also known as forams, are a group of marine protists that have a snail-like, coiled, and porous test made of calcium carbonate. These tests are often intricately designed and can be used to identify different species of forams. Foraminiferans are an important part of marine ecosystems, as they are primary producers and play a crucial role in nutrient cycling.
They are also used in paleontology to study the history of the Earth's oceans and climate. Diatoms, on the other hand, are a group of algae that have a silica-based cell wall, while radiolarians have a test made of silica and have a more complex and intricate design than foraminiferans.
Overall, foraminiferans are an interesting and important group of marine organisms with a unique and distinctive characteristic in their snail-like, coiled, porous test. The correct option is B.
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Networks of neurons in the _____ lobe are involved in processing emotions and making plans. a) frontal b) parietal c) temporal d) occipital.
The correct answer to this question is the frontal lobe. The frontal lobe is located in the front part of the brain, just behind the forehead. It is responsible for a wide range of cognitive functions, including emotional processing, decision-making, problem-solving, and planning.
The frontal lobe contains a network of neurons that work together to carry out these complex functions. These neurons communicate with each other through a process called neurotransmission, which involves the release of chemical messengers called neurotransmitters. In particular, the prefrontal cortex, a region within the frontal lobe, is heavily involved in emotional processing and decision-making. It helps us regulate our emotions and impulses, and it also plays a role in planning and executing complex tasks.
Overall, the frontal lobe is a crucial part of our brain that helps us navigate the world around us and make sense of our experiences.
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which two systems are the kidney,bladder,colon,stomach, and small intestines associated with?
Answer:
The urinary system removes waste from the body. It is also important for keeping the body in homeostasis (balance) by controlling the composition and volume of blood. The organs of the urinary system are the two kidneys, the two ureters, the bladder and the urethra.
Explanation:
Hey mate, here's your answer..