White matter is {{c1::myelinated}}, while grey matter is not
Answers
The statement "white matter is myelinated; while grey matter is not" is true because grey matter is consisting primarily of neuron cell bodies and dendrites.
The question is about the differences between white matter and grey matter in terms of myelination. White matter is myelinated, which means the axons of the nerve cells are covered with a fatty substance called myelin, while grey matter is not myelinated, consisting primarily of neuron cell bodies and dendrites. The presence of myelin in white matter helps to speed up the transmission of nerve signals, whereas grey matter is involved in processing and integrating information within the brain.
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Related Questions
White blood cells are an important part of the human immune response. Two types of white
blood cells, neutrophils and macrophages, act as phagocytes. Phagocytes perform which of
Che following functions in the human body?
1 Point)
A. They produce antibodies.
B. They bind to antigens and develop into plasma cells.
C. They form a barrier against pathogens.
D. They engulf and destroy bacteria.
Answers
Answer:
D. They engulf and destory bacteria.
Explanation:
"Phagocytes are a type of white blood cell that use phagocytosis to engulf bacteria, foreign particles, and dying cells to protect the body."
hope this helps :)
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In the pasteurization process, microorganisms die when they are
A. crushed
B. poisoned
c. studied
D. heated
Answers
Historical evidence suggests that growth rates have increased over the very long run. For example, growth was slow and intermittent prior to the Industrial Revolution. Sustained growth became possible after the Industrial Revolution, with average growth rates of per capita income in the nineteenth century of approximately 1 percent per year. Finally, in the twentieth century, more rapid growth has emerged. Discuss this evidence and how it can be understood in endogenous growth models (in which standard policies can affect long-run growth).
Answers
Industrial Revolution enabled sustained growth; 19th century saw 1% per year growth, 20th century marked by rapid progress. Policies impact growth in endogenous models.
The historical evidence of increasing growth rates can be attributed to the transformative effects of the Industrial Revolution. Prior to this period, economic growth was sluggish and irregular. However, the Industrial Revolution brought about technological advancements and innovations, which led to sustained growth. In the nineteenth century, average growth rates of per capita income reached approximately 1 percent per year, indicating a significant improvement.
The twentieth century witnessed even more rapid growth due to further technological progress and increased productivity. These historical patterns align with endogenous growth models, which emphasize the role of internal factors in driving long-run growth. In these models, standard policies can have a profound impact on growth by promoting innovation, research and development, education, and infrastructure development. By fostering an environment conducive to technological progress, economies can achieve sustained and accelerated growth rates.
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2-3 TRUE/FALSE: This enzyme activity IS showing hydration synthesis trying to learn please help to identify
Answers
Answer:
The answer is FALSE
Explanation:
Im doing to same class
Which dietary component is unlikely to be deficient in a meat-free diet?
Answers
Answer:
Fibre
Explanation:
during cell respiration, energy stored in the chemical bonds of glucose is released as energy in the form of _____
1. ATP
2.light
3.heat
4.food
Answers
Answer: During cell respiration, energy stored in the chemical bonds of glucose is released as energy in the form of ATP.
Answer:
1. ATP
Explanation:
Cells convert glucose to ATP in a process called cellular respiration.
Do you think percent daily value (% DV) is a useful tool, even for people who don't consume a 2,000 calorie diet? Explain
your response
Answers
Answer:
Yes because it gives off a sense of how high a particular food is, or the oppostite, how low it is for a specific nutrient.
Explanation:
This is the sample answer but reworded so no one gets striked for cheating. the answer above is the sample answer.
Hope this helps :3
Yes, the percent daily value (% DV) is a useful tool, even for people who don't consume a 2,000-calorie diet.
What is the percent daily value?The percent daily value may be defined as the value which is usually calculated by dividing the amount in a serving by the total recommended daily amount.
It indicates the value of each nutrient in a serving of the food specifically. It gives an idea to the person how more he/she is already taken in terms of calories or may be short with respect to daily recommendation limits.
Therefore, it is well described above.
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For a DNA sequence of AAT-GAC-CCA-TGC what is the mRNA strand that
will be made?
Answers
Answer:
UUA-CUG-GGU-ACG
Explanation:
What do you think would happen to the rest of the food web if the population of bald eagles doubled in number?
Answers
If the population of bald eagles doubled, the rest of the food web would decrease quicker or potentially become extinct because all of those bald eagles would consume a tremendous amount of targeted prey.
Transverse (Cruciform) Ligament- this is the primary passive restraint of C1 displacement in the (sagittal/frontal/transverse) plane
Answers
The Transverse (Cruciform) Ligament is the primary passive restraint of C1 displacement in the transverse plane.
The transverse ligament is a thick, strong band of approximately 20mm in length which arches across the ring of the atlas and maintains the odontoid process in contact with the anterior arch. It is concave in front, convex behind and broader at the middle than at the ends. This ligament provides crucial stability to the atlas bone (C1) and prevents excessive rotational or lateral movement that could result in serious spinal cord injury. While there are other ligaments and muscles that also contribute to cervical spine stability, the Transverse Ligament is widely considered the most important for preventing catastrophic injury.
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The Transverse (Cruciform) Ligament is the primary passive restraint of C1 displacement in which plane?
H-E-L-P! ASAP! Describe two ways that plants respond to their environment, giving an example of each. Your answer can include ways that plants respond to seasonal changes, light, gravity, or touch.
Answers
Plants have evolved to respond to critical changes in the environment by either growing their roots, or leaves towards/away from any stimulus. This response, is called a tropism.
For example, The plant's stem and leaves bend toward sunlight. Their roots grow toward Earth's gravity.
Plants have complicated systems to detect and then respond to changes in light, gravity, temperature, and or even physical touch.
I hope this helps!
if atp production is blocked in an animal cell, the cell will swell up. explain why this is the case. (2 pts)
Answers
ATP is an essential molecule that plays a crucial role in a variety of cellular processes, including energy metabolism and ion transport. Without ATP, the cell cannot perform its normal functions, and as a result, various metabolic pathways may be disrupted.
One of the consequences of ATP depletion is the failure of the Na+/K+ ATPase pump, which is responsible for maintaining the balance of sodium and potassium ions across the cell membrane. This pump uses ATP to actively transport three sodium ions out of the cell and two potassium ions into the cell. Without ATP, the pump cannot function, and the balance of ions across the membrane is disrupted, leading to an influx of sodium ions into the cell and an efflux of potassium ions out of the cell.
The increase in sodium ion concentration causes water to move into the cell by osmosis, leading to cellular swelling or edema. The increase in cell volume can have a variety of negative effects, including disrupting cell function, damaging organelles, and potentially causing the cell to burst or lyse. Therefore, the absence of ATP can have severe consequences for the cell and can ultimately lead to cell death.
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what are the three characteristics of human cultures that differentiate them from animal cultures?
Answers
The three characteristics of human cultures that differentiate them from animal cultures are complexity, differentiation, and institutionalization.
Human social and cultural life is significantly more complex than that of other animals due to their complex social cognition, language, and ratcheting. Human cultures evolved to help us deal with larger and more complex social groups because we are members of multiple groups, each with its own purpose, hierarchy, and network. Humans institutionalize a significant portion of their social interactions in order to deal with this complexity. Therefore, one of the responsibilities of human cultures is to give meaning to this social complexity.
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according to the perceptual process model what happens immediately after environmental stimuli are received by our sense
Answers
The correct answer is: We filter the information through the selective attention process, option d is correct.
After our senses receive environmental stimuli, the perceptual process model suggests that we filter the information through the selective attention process. Selective attention allows us to focus on specific stimuli while filtering out irrelevant or less important information. It helps us allocate our limited cognitive resources efficiently.
When stimuli are received, our sensory systems detect and transmit the signals to the brain. However, our brains are constantly bombarded with a vast amount of sensory information. Therefore, selective attention comes into play to prioritize certain stimuli for further processing. It involves the conscious or unconscious selection of specific sensory inputs, such as sights, sounds, or smells, for further cognitive processing, option d is correct.
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The complete question is:
According to the perceptual process model, what happens immediately after our senses receive environmental stimuli?
Select one:
a. We organize the information into categories.
b. We form an attitude towards the source of the information.
c. We engage in behaviours in response to the environmental stimuli.
d. We filter the information through the selective attention process.
e. We form attributions and other interpretations of the information.
Why do you think Dr. Margulis met so much resistance with her introduction of endosymbiosis?
Answers
Answer:
Because there is scientific evidence that evolution occurs gradually and endocimbiosis is a type of evolution that occurs suddenly.
Explanation:
Although Dr. Margulis was very thorough in her defense of endosymbiosis, she had to face great resistance from the scientific community around this theory. This was because as we know, and as it is scientifically proven, evolution is something that happens gradually and slowly and that is exactly what scientists believed and defended. However, endosymbiosis presented a kind of evolution that happened abruptly and suddenly, which provoked resistance to the theory.
In 1907, Dr. Duncan MacDougall performed a series of experiments in which he attempted to measure the weight of the soul as it left a dying person. In his experiments, MacDougall placed a dying person on a scale and measured their weight immediately prior to and following death. MacDougall determined the change in weight to be approximately 21 grams. From these experiments, he concluded that the soul exists and has mass. What is the fundamental scientific flaw in his conclusions? (5 points)
They are based on the concept of the soul, which is beyond the bounds of science.
They are based on the idea that the soul is made of matter, not energy.
They are based on the assumption that the soul does not remain in the body after death.
They are based on the concept that the soul can be measured.
Answers
Answer:
I think so..
A. They are based on the concept of the soul, which is beyond the bounds of science.
Answer:
A. They are based on the concept of the soul, which is beyond the bounds of science.
Explanation:
Good luck! Hope this helped :)
Scientific names are used (choose all that apply) ...
To be universal in all countries and all languages
To be unique to the species
To identify species with multiple common names
Answers
All of the above statements are correct. Scientific names are used to be universal in all countries and all languages, to be unique to the species, and to identify species with multiple common names.
Who decides the scientific name of a species?The scientific name of a species is decided by the scientific community, specifically by the scientific experts who study the particular group of organisms to which the species belongs. These experts are known as taxonomists.
Who sets the rules to give the scientific name of a species?The rules and conventions for naming species are laid out in the International Code of Zoological Nomenclature for animals and the International Code of Nomenclature for algae, fungi, and plants for plants and fungi. The process of naming a new species involves careful examination of the physical characteristics, genetics, and ecological context.
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2 Which substance, needed for protein synthesis, is carried into a leaf from the stem? A carbon dioxide B nitrate C oxygen D starch
Answers
The substance, needed for protein synthesis, that is carried into a leaf from the stem is nitrate. Nitrate is an essential nutrient that plants use to produce amino acids and proteins. It is a part of the nitrogen cycle and is used in chloroplasts to create essential proteins.Option B is correct
The process of protein synthesis takes place in chloroplasts of the leaves of plants where nitrogen, along with other elements, is utilized to produce proteins. Nitrogen, in the form of nitrate, is an essential element required by the plant for the synthesis of amino acids and proteins.
Plants obtain nitrate through the soil from the water they absorb through their roots. It is transported from the roots to the leaves through the xylem vessels, which form a continuous pipeline from the roots to the stem and leaves of the plant. The process of protein synthesis is important for the growth and development of plants.
It is essential for the production of enzymes, hormones, and structural components such as cell walls and membranes. Nitrate is, therefore, a critical substance for protein synthesis and the growth and development of plants. Option B is correct
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GUYS I NEED ANSWERS ASAP
Btw I said the subject is biology because I couldn’t find what’s the right subject I’m still in elementary but pls I really need the answers now
Answers
Answer:
for first one
a- jan
b- feb
c- mar
d- Apr
5. Which offspring could not arise from the parent cells with the chromosomes shown below? Assume crossovers can occur between chromosome pairs in the parent
cells
Parent 1
Parent 2
Allele key
Dominant
C- Curly wing
B - Brown body
L-Legs on head
R- Red eyes
Recessive
C - normal wing
b - black body
I - antenna
r- orange eyes
Answers
Answer:The answer is B because with 3/4 of the L trait being dominant, it’s impossible to have an offspring with the recessive trait
Explanation:
This is the science of correct reasoning. The basic components are statements that can be true or false, but never both.
Answers
Answer:
The basic components are statements that can be true or false, but never both. Magnetic Resonance Imaging This is a non-invasive body imaging procedure that uses powerful magnets and radio waves to construct pictures of the internal structures of the body.
Explanation:
Tay-Sachs disease is an inherited disease that is caused by a recessive allele. If a man and his wife, who are both carriers, have three children, what is the probability of each of the following? Show your calculations and give your answers as fractions. a) All their three children do not have the disease. b) One or more of their three children have Tay-Sachs disease. c) All three children have the Tay-Sachs disease. d) At least one child is phenotypically normal without the disease.
Answers
a. All their three children do not have the disease: 27/64
b. One or more of their three children have Tay-Sachs disease: 37/64
c. All three children have the Tay-Sachs disease: 1/64
d. At least one child is phenotypically normal without the disease: 63/64
a) The probability that all three children do not have the disease can be calculated using the probability of each child being unaffected, which is the complement of the probability of having the disease.
Since both parents are carriers, they have a 1/4 chance of passing on the disease allele and a 3/4 chance of passing on the normal allele.
Probability of each child being unaffected = (3/4) * (3/4) * (3/4) = 27/64
b) The probability that one or more of their three children have Tay-Sachs disease can be calculated by subtracting the probability of none of the children having the disease from 1.
Probability of at least one child having the disease = 1 - Probability of none having the disease
Probability of none having the disease = (3/4) * (3/4) * (3/4) = 27/64
Probability of at least one child having the disease = 1 - 27/64 = 37/64
c) The probability that all three children have Tay-Sachs disease can be calculated using the probability of each child having the disease, which is 1/4.
Probability of all three children having the disease = (1/4) * (1/4) * (1/4) = 1/64
d) The probability of at least one child being phenotypically normal without the disease can be calculated by subtracting the probability of all three children having the disease from 1.
Probability of at least one child being phenotypically normal = 1 - Probability of all three having the disease
Probability of all three having the disease = (1/4) * (1/4) * (1/4) = 1/64
Probability of at least one child being phenotypically normal = 1 - 1/64 = 63/64
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if a pyramid has 4 triangular sides and a square base, and the scale model is 1:100. How many side does the pyramid have?
Answers
The base of a square pyramid is square. It has five vertices and four triangular faces.
How do you calculate a four-sided pyramid's area?The formula SA=B+12ps, where B is the base area, p is the base perimeter, and s is the slant height, is used to determine a pyramid's surface area. We shall apply the formula for a triangle's area to determine B because the base is a triangle.
What has a square face and four triangle faces?A shape with a base and three triangle sides is called a pyramid. All three sides of the triangle are the same size and shape. This pyramid has four triangular sides and a square base. Egypt's pyramids were built in this shape.
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An animal's metabolic rate is best defined as?
Answers
Metabolic rate refers to the rate at which an animal burns calories to produce energy. Among vertebrate species, \(10^{7}\) fold of the range of metabolic rate are present.
Even among vertebrate species of the same weight and higher taxon, there are large differences in metabolic rate, with various explanatory factors postulated such as energy content, latitude, altitude, temperature and precipitation. A consistent underlying factor may be the availability of food, which is controlled by the net primary productivity (NPP) of the animal's natural environment.
To test this possibility, we examined five of his Peromyscus mice in North America. All of these have similar diets (common omnivores) and gut morphology, but differ up to 13-fold in his NPP in native habitats. We maintained breeding colonies of all five species in the laboratory under identical conditions and on identical diets. Basal metabolic rate (BMR) and daily uninterrupted food intake were both increased with NPP, accounting for 88% and 90% of the difference, respectively.
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Which two of these statements are true about mammals?
Answers
Answer:
Give me the options in the comment section and I'll edit this answer with the correct two answers.
What occurs when there is a higher concentration of molecules on one side of a membrane and the molecules flow to the other side to balance the concentration
Fusion
ОООО
Simulus
Conversion
Answers
Answer:
Diffusion
Explanation:
The concept of diffusion states that molecules like to travel from areas of high concentration to low concentration.
Let's think about an example. Let's say you are having a party at your house and in one room there is 100 people and in the other room connected to it, there is only 10 people. What do you think is going to happen as time passes? Right, people are going to move to the room where there is less people so as to equally disperse themselves across the area. The same thing happens within our body with ions and gases.
Ions can diffuse into or out of cells based off their concentration gradients. If there are too many ions on one side, they will simply move to the other side. There are different types of diffusion. Passive diffusion and facilitated diffusion, but those are for a different conversation.
What determines how chromosomes line up during meiosis?
Answers
solve it according to the question please.
the subject is petroleum, so please solve it regardibg
this.
F- Explain the global carbon-climate cycle during the Cretaceous period. (Write only one paragraph describing what happened during the Cretaceous geological period in order to have good source rocks.)
Answers
During the Cretaceous period, high temperatures and abundant vegetation resulted in increased \(CO_2\) levels, leading to the accumulation of organic matter and the formation of good source rocks for oil and gas.
During the Cretaceous period, spanning from approximately 145 to 66 million years ago, the global carbon-climate cycle played a crucial role in the development of favorable conditions for the formation of good source rocks. The period was characterized by high global temperatures and abundant vegetation, resulting in increased carbon dioxide \((CO_2)\) levels in the atmosphere.
The elevated \(CO_2\) levels fueled vigorous photosynthesis, leading to the accumulation of organic matter in marine and terrestrial ecosystems. As this organic matter was buried and subjected to heat and pressure over millions of years, it transformed into oil and gas, creating potential source rocks. The warm climate and prolific vegetation during the Cretaceous, along with the subsequent geological processes, contributed to the formation of the rich hydrocarbon reserves that are vital to our energy resources today.
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The correct question is:
Explain the global carbon-climate cycle during the Cretaceous period. (Write only one paragraph describing what happened during the Cretaceous geological period in order to have good source rocks.)
Select ALL the correct answers. Which of the following statements
correctly describes the function of the cell membrane?
prevents harmful materials from entering the cell
creates energy used by the cell
synthesizes proteins for the cell
removes waste materials from the cell
regulates uptake of materials needed by the cell
Answers
Answer:
1. prevents harmful materials from entering the cell
Hope it might help you.....Answer:
prevents harmful substances from entering the cell membrane because it is selectively permeable
_____ is a term used to describe the influences of multiple genes on behavior.
Answers
The term used to describe the influences of multiple genes on behavior is called "polygenic inheritance."It refers to the transmission of characteristics from one generation to the next in which several genes determine the phenotype of an organism.
When traits or characteristics are determined by more than one gene, they are said to be polygenic. Examples of polygenic inheritance include height, weight, skin color, and eye color. A polygenic inheritance occurs when several genes contribute to a particular trait or characteristic in an organism.
Since most traits are influenced by multiple genes, polygenic inheritance is common in many organisms, including humans. Complex behaviors like language, intelligence, and personality are also believed to have a polygenic basis.
The study of polygenic inheritance is essential for the understanding of complex traits. In most cases, it involves identifying the genes involved in the inheritance of a particular trait, analyzing the interactions between them, and determining how they contribute to the trait's expression.
Polygenic traits tend to exhibit a continuous range of variation rather than discrete categories. That is, the trait is not an either/or situation. Instead, it is a continuum, where individuals fall somewhere along a spectrum.
For example, height in humans is a polygenic trait that shows a continuous distribution of values from short to tall. This continuous distribution results from the combined effects of several genes, each of which contributes a small amount to the overall height of an individual.
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