Movement and balance are monitored by activity in the _______. A) cerebrum
B) cerebellum
C) thalamus
D) medulla oblongata
Answers
Movement and balance are monitored by activity in the cerebellum.
What is meant by the cerebellum?Balance, movement, and coordination are all controlled by the cerebellum. It is also known as the "little brain" because it resembles a miniature cerebrum. The pons and medulla, as well as the midbrain, are collectively known as the brainstem. The brainstem receives, sends, and coordinates brain messages.
The cerebellum is the area of the brain in charge of voluntary movement coordination. It is also in charge of many functions, such as motor skills such as balance, coordination, and posture.
The cerebellum is essential for maintaining balance through postural adjustments. To compensate for changes in body position or muscle load, it modulates commands to motor neurons based on input from vestibular receptors and proprioceptors.
Therefore, the correct answer is option B) cerebellum.
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Related Questions
which of the following is the appropriate sequence for classically conditioning an eyeblink response to an auditory stimulus?
Answers
Sound of tone, deliver a puff of air to the eyelid sound the tone, deliver a puff of air to the eyelid.
A typical paradigm for examining the brain processes underpinning motor learning is eyeblink conditioning. It entails the simultaneous presentation of a tone conditioning stimulus that comes before and ends with an unconditioned airpuff stimulus. After numerous paired presentations, a conditioned eyeblink that comes before the airpuff forms.
Stimulus is a external cue from teh environment capable of evoking repsonse from the body.
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Since the cell membrane allows some molecules to pass through it and will not allow others, it can be described as.
Answers
please no links i don’t have time for that lol
Careful studies have shown that robin eggs of intermediate size are more likely to produce viable offspring than smaller or larger eggs. This is an
example of
Genetic drift
Stabilizing selection
Heterozygote advantage.
Directional selection
Answers
Answer:
Reminder to be happy, go drink some water, eat some food and relax! You are loved :) <3
Explanation:
In some chickens, feather color is controlled by codominance. When a black feathered chicken (BB) mates with a white feathered chicken (WW) all of the offspring are covered with both black and white feathers (BW). a farmer mates a black feathered chicken (BB) with a white feathered chicken (WW). What are the predicted phenotypes of their offspring:
a. 75% of chickens will be black and 25% will be white
b. All of the offspring will be black and white feathered
c. All of the offspring will have black feathers
d. 50% of the offspring will be black and 50% will be white
Answers
In some chickens, feather color is controlled by codominance.
When a black feathered chicken (BB) mates with a white feathered chicken (WW) all of the offspring are covered with both black and white feathers (BW). A farmer mates a black feathered chicken (BB) with a white feathered chicken (WW).
What are the predicted phenotypes of their offspring?The predicted phenotypes of their offspring will be all black and white feathered. The given traits of feather color of chickens are controlled by codominance.
In this case, B is for black and W is for white. So, both parents have homozygous genotypes. As the black feathered chicken is homozygous BB and the white feathered chicken is homozygous WW, the offspring will have a heterozygous genotype, which will be BW.As both alleles are equally dominant, the offspring will show both the color of black and white feathers equally, which can lead to a spotted appearance, making it black and white feathered. Hence, the option B is correct
In genetics, codominance is the expression of both alleles (two different forms of a gene) in the heterozygous state (having two different alleles of a particular gene). It occurs when both alleles contribute to the phenotype of the organism in question.
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Can someone please tell me I NEED TO KNOW THIS ASAP
Answers
Answer:
D is a spermatozoa (basically sperm on a microscopic level)
Explanation:
The function of sperm is to complement an ovarian egg and activate embryo development. Aka, it helps fertilize an egg to conceive a baby.
desccribe the relationship between temprature rainfall and the type of forest
Answers
The relationship between temperature, rainfall, and the type of forest is a crucial ecological factor that affects the distribution of various forests globally.
Temperature and rainfall affect forest type in various ways, depending on the geographical location, atmospheric conditions, and other natural variables.
The relationship between temperature and forest type is that warmer temperatures tend to favor tropical and subtropical forests, whereas colder temperatures are ideal for coniferous or boreal forests. Different temperature ranges in various seasons affect the growth rates, evaporation, and transpiration rates of the vegetation within a forest ecosystem.
As a result, the temperature range affects the productivity of a forest ecosystem and the biotic interactions that occur within it.Rainfall, on the other hand, also affects the type of forest that grows in a particular region. Regions that receive high amounts of rainfall support dense forests and vegetation.
Such regions are mostly located in the tropics and are characterized by tropical rainforests. On the other hand, areas that experience low rainfall amounts and dry climates are characterized by grasslands and deserts.
Moderate rainfall amounts can support temperate deciduous forests, whereas boreal forests have a comparatively lower average rainfall amount.
Besides, the type of forest growing in a particular region influences the regional climate through various processes such as transpiration, evapotranspiration, and the release of moisture into the atmosphere.
These processes affect the humidity, temperature, and precipitation patterns in the region. As a result, the relationship between temperature, rainfall, and forest type is a crucial factor that influences ecosystem stability and regional climate patterns.
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if two fossils are found in the same rock layer, what does that say about the age of the fossils?
Answers
Answer:
It means that they are relatively the same age.
Explanation:
Rocks are layered, so different rock layers = different times. If two fossils are in the same rock layer, then they must equal the same time or around the same time.
I hope this helped and if it did I would appreciate it if you marked me Brainliest. Thank you and have a nice day!
Answer:
The three concepts are summarized in the general principle called the Law of Fossil Succession: The kinds of animals and plants found as fossils change through time. When we find the same kinds of fossils in rocks from different places, we know that the rocks are the same age
Explanation:
GOOD LUCK
Which question, if investigated, would best lead to a better understanding of mendel’s law of independent assortment?a. Why did red hair phenotype skip a generation?b. Would other blonde haired individuals also have brown eyes?c. Why did the son inherit red hair form two brown haired parents?d. Which hair color is the dominant phenotype
Answers
The correct answer is:
b. Would other blonde haired individuals also have brown eyes?
Mendel's law of independent sorting states that inheritance of one trait is independent of inheritance of other traits. To better understand this law, we ask the following survey questions:
"How do different traits such as hair and eye color segregate and classify independently during gamete (sperm or egg) formation?"
We address the underlying mechanisms of independent sorting, which explain why we skip , or why individuals can inherit certain traits from their parents.
This means that the transmission of one genetic information for one trait, such as hair color, does not interfere with the transmission of genetic information for another trait, such as eye color.
To understand how this works, it helps to know genetics and how traits are passed on from parents to offspring. Our traits are determined by the genes we inherit from our parents. Each gene has different versions called alleles. For example, a gene that determines hair color may have different alleles for brown hair, blond hair, red hair, etc.
During sexual reproduction, gametes (sperm or eggs) produced by an individual contain only one copy of each gene. This is because gametes are formed through a process called meiosis, in which genetic material is separated from the parent cell into separate gametes. When gametes from two individuals come together to form a new individual, the resulting offspring have a combination of genes from both parents.
The way these genes are passed down from generation to generation is governed by the principles of Mendelian inheritance. One of these principles is the Law of Independent Assortment. This means that the transmission of genetic information for one trait, such as hair color, does not interfere with the transmission of genetic information for another trait, such as eye color.
For example, if someone with brown hair and brown eyes mates with someone with blonde hair and blue eyes, their offspring can have any combination of these traits. For example, brown hair and blue eyes, blonde and brown eyes, or blonde and blue eyes. The particular combination of traits an individual inherits is determined by which gametes of each parent come together during fertilization, and this process is random.
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A polygenic trait is controlled by
A. two or more genes.
B. one gene that has only two alleles.
C. one gene with only one allele.
D. two alleles on two genes
Answers
Answer:
A. two or more genes because most genetic characteristics or traits are controlled by many genes.
Answer:
A. two or more genes
Explanation:
What is the main role of fermentation? When does it take place?
I really need this.... am desperate...
Answers
Answer:
The phrase that best describes the role of fermentation is; "it converts glucose into pyruvate and NADH".
Glycolysis is the process in which glucose is broken down. It occurs under anaerobic conditions to yield 2 ATP molecules in the process.
During fermentation, glycolysis continues in the absence of oxygen hence ATP is produced as follows; Glucose + 2 NAD+ + 2 ADP + 2 Pi --> 2 Pyruvate + 2 NADH + 2 H+ + 2 ATP + 2 H2O. Glucose is converted into pyruvate and NADH. Pi refers to a phosphate group.
Which statements describe the breakdown of lipids?
-The enzyme is a catalyst
-The name of the enzyme is lipase
-The enzyme speeds up the reaction
-The enzyme is made of RNA molecules
-The enzymes is degraded in the reaction
-The enzyme is involved in an anabolic reaction
Answers
Answer:
I think the second one
The name of the enzyme is lipase
Explanation:
because enzyme is a catalyst not because of breakdown of lipids but because it speeds up the biochemical reaction
this is a fact that enzyme speeds up the reaction.it is not because of lipids
enzymes is not degraded in the reaction.
anabolic reactions are the reactions that synthesizes larger molecules to smaller ones, not related to breakdown of lipids.
enzymes is not made up of RNA molecules. They are made up of proteins
Answer:
a,b,c,f are the correct choices
Explanation:
Sponges are some of the simplest animals on Earth. Why do they fit the definition of animals? Why are sponges
different from plants or fungi?
Answers
Answer:
cause the sponge eat phytoplankton and zooplankton.
Explanation:
The zooplankton count as an animal, a plant can't eat an animal that's why the sponge count as an animal.
All living things have certain characteristics. The genetic code carries the directions for inheritance, and offspring usually resemble their parents. With , offspring have the same traits as their parents. With , offspring differ from their parents in some ways. Living organisms use energy and materials to grow, develop, and reproduce. These life processes involve a set of chemical reactions called . Organisms have means of detecting a change in their environment and responding to this . Most organisms require that their internal environments remain in a fairly constant range, and so they maintain . The ability of a group of organisms to change, or , over time is necessary for survival in an ever-changing environment.
Answers
Answer:
See the answer below
Explanation:
All living things have certain characteristics. The genetic code carries the directions for inheritance, and offspring usually resemble their parents. With asexual reproduction, offspring have the same traits as their parents. With sexual reproduction, offspring differ from their parents in some ways. Living organisms use energy and materials to grow, develop, and reproduce. These life processes involve a set of chemical reactions called metabolic reactions. Organisms have means of detecting a change in their environment and responding to this stimuli. Most organisms require that their internal environments remain in a fairly constant range, and so they maintain homeostasis. The ability of a group of organisms to change, or evolve, over time is necessary for survival in an ever-changing environment.
Sexual reproduction involves crossing over of genetic materials between non-homologous chromosomes during gamete formation unlike in asexual reproduction. Hence, offspring from sexual reproduction differ from their parents to an extent while those from asexual reproduction are clones of their parents genetically.
Life is generally sustained by chemical processes known as metabolic reactions. Substances are constantly being formed (anabolic) and being broken down (catabolic) within the body of living organisms.
Organisms respond to stimuli in their environment. They are equipped with means to detect changes and act accordingly. Most living organisms are required to maintain a relatively constant internal environment. The process of doing this is known as homeostasis. Organisms need to constantly evolve in order to keep up with ever-changing environment.
You are viewing a bacterial cell with an electron microscope and you see that it has a septum. What does this tell you about that cell
Answers
The presence of a septum indicates that the bacterial cell is undergoing cell division.
When viewing a bacterial cell with an electron microscope and observing a septum, it signifies that the cell is in the process of dividing or undergoing binary fission. Binary fission is a common mode of reproduction in bacteria, where a single cell divides into two identical daughter cells. The septum is a structure that forms across the middle of the cell, dividing it into two compartments. This division allows for the separation of cellular components and genetic material between the two emerging daughter cells.
During cell division, the bacterial cell first replicates its DNA and increases its cellular components. As the cell grows in size, a septum starts to form at the midpoint of the cell. The septum consists of a double layer of the cell membrane and peptidoglycan, a structural component of the bacterial cell wall. It forms inward from the cell periphery until it completely separates the two daughter cells. Once the septum is fully formed, the two daughter cells pinch off from each other, resulting in two independent cells.
The presence of a septum in the observed bacterial cell indicates that it is actively undergoing division, a crucial process for bacterial reproduction and population growth. Understanding the mechanisms of cell division in bacteria is important for studying their growth and development, as well as for exploring potential targets for antibacterial interventions.
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lab help please for brainliest
Answers
Answer: what i would do i would put false accuzations
Explanation:
In guinea pigs, the rough coat is dominant (R) to smooth coat (r), and black coat (B) is dominant to white coat (b). A rough black guinea pig bred with a rough white one produces 29 rough black offspring, 31 rough white offspring, 11 smooth black offspring, and 9 smooth white offspring. Give the genotypes of the parents, the probability for the offspring, and the actual number of each kind of offspring you would expect.
_______ Genotype of the rough, black parent? _______ Genotype of the rough, white parent?
________ What is the probability of getting rough, black offspring?
________ What is the probability of getting rough, white offspring?
________ What is the probability of getting smooth, black offspring?
________ What is the probability of getting smooth, white offspring?
________ Of the 80 offspring that were produced, we might have expected how many of them to be rough and black?
________ Of the 80 offspring that were produced, we might have expected how many of them to be rough and white?
________ Of the 80 offspring that were produced, we might have expected how many of them to be smooth and black?
________ Of the 80 offspring that were produced, we might have expected how many of them to be smooth and white?
Answers
The offspring produced were 29 rough black, 31 rough white, 11 smooth black, and 9 smooth white guinea pigs. The genotypes of the parents are as follows: the rough black parent has the genotype RrBb, and the rough white parent has the genotype Rrbb. The probabilities of getting each type of offspring can be calculated using Punnett squares. The expected numbers of each kind of offspring are as follows: 32 rough black, 16 rough white, 16 smooth black, and 16 smooth white.
Based on the given information, the rough black guinea pig must have the genotype RrBb. This is because rough coat (R) and black coat (B) are dominant traits, so if the guinea pig is rough and black, it must have at least one dominant allele for each trait.
Similarly, the rough white guinea pig must have the genotype Rrbb. The rough coat (R) is still dominant, but the white coat (b) is the recessive trait. Therefore, the guinea pig must have one dominant allele for rough coat (R) and two recessive alleles for white coat (bb).
The probability of getting rough black offspring can be calculated by multiplying the probabilities of inheriting the dominant alleles for rough coat (R) and black coat (B). Since both parents are heterozygous (RrBb), the probability is 0.5 × 0.5 = 0.25, or 25%.
Similarly, the probabilities for rough white, smooth black, and smooth white offspring can be calculated using the same method. The probabilities for rough white, smooth black, and smooth white offspring are also 25%.
To determine the expected numbers of each type of offspring, we can multiply the total number of offspring (80) by the probabilities calculated above. Therefore, we would expect 20 rough black, 20 rough white, 20 smooth black, and 20 smooth white offspring.
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Crash Course: Ecology- links in the chain
1. in an ecosystem, energy means
2. The size and scope of an ecosystem has a lot to do with the amount of things like ____?
3. If a cricket has 1 calorie of energy, it needed to eat ____ calories of energy from lettuce or something.
4. Organisms only hold onto ____% of the energy they ingest.
5. It’s safest to eat ____ on the food chain.
6. Things higher on the food chains can higher lower concentration of toxics. (Circle one.)
Answers
This molecule provides stability to the phospholipid bilayer and without it the membrane would easily fall apart.
Answers
Answer:
The correct answer is - cholesterol molecules.
Explanation:
Cholesterol molecules are the molecules that acts as a bidirectional regulator for the lipid bilayer as it provides fluidity by raising the melting point of the membrane at high temperature and stabilize the membrane.
On the other hand, it also prevents the membrane from clustering or being tough or stiff by intercalates between the phospholipids at low temperatures. Therefore it is the molecule that provides stability to the membrane.
Aquifers are _______. A. Located below the water table b. Important sources of freshwater c. Located in the saturated zone d. All of the above Please select the best answer from the choices provided A B C D.
Answers
Aquifers located below the water table, important sources of freshwater, and located in the saturated zone.
What are aquifers?
Aquifers are underground, present layers of rock or sand that bear water.
Aquifers are bodies of permeable rock or sediment that have been flooded by groundwater.
As rainwater penetrates through the earth, groundwater enters an aquifer.
It has the ability to migrate through the aquifer and reemerge via springs and wells.
Thus, the correct option is D, all of the above.
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Answer:
Explanation:
the answer is d I got it right
the processes of deletion, insertion, and substitution can alter genes in a skin cell. the altered genes will most likely be passed on to
Answers
Deletion, insertion, and substitution can alter genes in a skin cell, the altered genes will most likely be passed on to the next generation
The process of altering genes can happen due to deletion, insertion, and substitution. When any of these processes occur, it results in changes in the DNA sequence of the gene. The deletion process occurs when a certain nucleotide or a sequence of nucleotides is removed from the DNA strand, while insertion occurs when new nucleotides are added to the DNA sequence. Substitution, on the other hand, is the replacement of one nucleotide with another, and it can cause missense, nonsense, or silent mutations in the DNA sequence.
As a result of any of these processes, there may be alterations in the gene's function, leading to various consequences. The altered genes may then be passed on to the next generation through genetic transmission. This may result in inherited disorders or may have no noticeable effect on the offspring, depending on the type of gene involved. So therefore deletion, insertion, and substitution can alter genes in a skin cell, the altered genes will most likely be passed on to the next generation.
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HOW DO FOOD CHAINS RELATE TO FOOD WEBS: A.Food chains explain the type of animals found in the ecosystem B.Multiple food chains make up a food web of an ecosystem C.Food webs and food chains are used to represent only animals in the ecosystem D.Food webs make up multiple food chains.
Answers
The answer is B. Multiple food chains make up a food web of an ecosystem. A food web is made up of multiple food chains, and shows the relationships between different organisms in an ecosystem.
The construction of a new coal-burning power plant would have the greatest impact on which environmental issue?.
Answers
Answer:
Climate Change
Explanation:
Climate change is coal’s most serious, long-term, global impact. Chemically, coal is mostly carbon, which, when burned, reacts with oxygen in the air to produce carbon dioxide, a heat-trapping gas. When released into the atmosphere, carbon dioxide works like a blanket, warming the earth above normal limits.
PLS HELP What are three types of natural selection that act on variation?
A) Stabilizing, directional, and disruptive
B) Physical, chemical, and organic
C) Genetic, hereditary, and environmental
D) None of the above
Answers
Stabilizing selection, directional selection and disruptive selection are the three types of natural selection.
What are these types of selection?
Natural selection is the process wherein organisms get better adapted to their environments and tend to survive and produce more offsprings. It is basically a mechanism of evolution which favors those organisms that can better adapt to their environment.
Directional selection: this theory states that an extreme phenotype (a characteristic or trait) is favored over other phenotypes and this causes the allele frequency to shift in favor of the extreme phenotype over time. A particular trait, if favorable, will be expressed in the population at the most beneficial frequency.
Stabilizing selection: in this type, meaning a non-extreme trait is favored instead of one of the two extreme traits. Stabilizing selection is said to be the most common mechanism for natural selection, because most traits do not change drastically over time.
Disruptive selection: This selection is bimodal. It favors both of the extreme traits in a population.
So therefore, stabilizing selection, directional selection and disruptive selection are the three types of natural selection.
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Which is a difference between proteins and carbohydrates and fats? Proteins are macromolecules; carbohydrates and fats are not. Proteins are composed of monomers; carbohydrates and fats are not. Carbohydrates and fats contain carbon, hydrogen, and oxygen; proteins do not. Excess carbohydrates and fats are stored; excess proteins are not
Answers
Excess calories are transformed as fat when in excess, which includes protein.
Excess carbohydrates and fats are stored; excess proteins are not
Proteins, carbohydrates and fats are very important biomolecules required for the body to function well. Proteins, carbohydrates and fats all contain carbon, oxygen and hydrogen. In addition to these elements, proteins contain nitrogen atoms.
The body can store excess carbohydrates and fats but the body can not store excess proteins. This is the difference between fats, carbohydrates and proteins.
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Examining 9-10, explain where the cropland produced goes:
Answers
The cropland produced comprises it's 10% to permanent crops like cocoa. Another 21% is owed to preparation of irrigation.
Areas used for the cultivation of harvestable crops are referred to as cropland. Cropland is divided into two subcategories: cultivated and non-cultivated. About 10% of cropland is dedicated to permanent crops like cocoa plantations, oil palm plantations, and fruit tree orchards. A further 21% of land is prepared for irrigation, a crucial agricultural land management technique.
Approximately five billion hectares, or 38% of the world's land surface, is used for agriculture. About one-third of this is utilized for farming, and the remaining two-thirds are pastures and meadows for grazing animals.
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What is the primary reaction during nuclear fusion to stars?
Answers
39. If a person's antigen-antibody response stimulates a massive secretion of histamine, the result would cause a severe reaction called
a. active immunity.
b. artificial immunity.
c. passive immunity.
Answers
If a person's antigen-antibody response stimulates a massive secretion of histamine, the severe reaction is called an allergic reaction.
The release of histamine in response to an antigen-antibody interaction is a characteristic feature of an allergic reaction. When the immune system recognizes an allergen (a substance that triggers an allergic response), it produces specific antibodies called immunoglobulin E (IgE). These antibodies bind to mast cells and basophils, which are immune cells that contain histamine.Upon subsequent exposure to the same allergen, the allergen binds to the IgE antibodies on mast cells and basophils, triggering the histamine release. Histamine causes blood vessels to dilate, smooth muscles to contract, and increased mucus production, leading to symptoms such as itching, swelling, hives, difficulty breathing, and in severe cases, anaphylaxis. Active immunity refers to the immune response produced by the person's immune system after exposure to an antigen. Artificial immunity involves the administration of vaccines or immunizations to stimulate an immune response. Passive immunity occurs when pre-formed antibodies are transferred from one individual to another (e.g., through breast milk or injection of immunoglobulins).
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Maria’s father started a fire in the fireplace. He crumpled some paper, lit a match, and soon the logs in the fireplace were burning. In the case, the stored chemical energy in the logs was changed into
Answers
Answer:
The options are
A) electrical energy.
B) mechanical motion.
C) heat and light energy.
D) electrical and heat energy.
The answer is C) heat and light energy.
Explanation:
Chemical energy in the wood is lit up by fire and a burning process begins to occur. Burning involves a substance being consumed by fire and fire aids in the conversion of some forms of energy to mainly light energy as a result of the burning flames and also to heat energy as a result of the high temperature in the form of heat which the fire brings into play.
This validates the stored chemical energy in the logs being changed into light and heat energy.
A zygote is related to a blastocyst by the process of meiosis. cleavage division. fertilization. ovulation.
Answers
Answer:
It is the location for egg fertilization.
Explanation:
Answer:
CLEAVAGE DIVISION
Explanation:
Its not ovulation. Hope this helped!
4. The shading around the molecule represents the relative density of electrons shared by the atoms.
What does this indicare about the density of electrons around the oxygen atom as compared to
the density of electrons around the hydrogen atoms?
Answers
Answer:
Oxygen is denser than hydrogen
Explanation:
Even though the images of the electron density of each atom were not shown, the electron density of each atom depends on the number of electrons present. Since we know that oxygen has eight electrons while hydrogen has only one electron.
If the density of an atom can be obtained from relative electron densities then eight electrons on oxygen is denser than hydrogen having only one electron.