Intraterrestrials are what scientists call aliens odd organisms that live
below the bottom of the ocean.
There are organisms which live deep in places in the biosphere such as the
following:
Deep in water bodies such as oceansDeep in rock particlesThese organisms are mostly unicellular and possess prokaryotic cells which
aids their survival in such conditions. The organisms ranges from viruses,
archaea etc.
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How does the relationship between flying dragons and trees compare to that of iguanas and trees?
A) Flying dragons rely on trees for a food source, but not for shelter while iguanas rely on trees for both food and shelter.
B) Flying dragons live exclusively in trees except to lay eggs, while iguanas will venture to the ground more frequently.
C) Flying dragons use trees for shelter, but not for food, while iguanas rely on trees for food but not for shelter.
D) Flying dragons and iguanas have an identical relationship with trees.
Answer:
Option (b).
Explanation:
Iguana and flying dragons are both reptiles. Iguana is a herbivorous lizard belongs to the order squamata. Flying dragons are known as gliding lizrds and belong to the genus Draco.
Iguana can easily be identified by their droopy skin, stocky stature and spines on their necks, backs, heads and tails. Iguanas may venture to the ground. Flying dragons has reduced tail, throat sacs color is different in males and females. Flying dragons used to live on trees, feed on the arboreal ants and will frequently venture in the ground.
Thus, the correct answer is option (B).
Answer:
B. Flying dragons live exclusively in trees except to lay eggs, while iguanas will venture to the ground more frequently.
Explanation:
Which of the following is not a defining characteristic of plants?
A. Plants have cell walls
B. Plants contain chloroplasts for photosynthesis
C. Plants are eukaryotic
D. Plants are prokaryotic
Answer:D. Plants are prokaryotic
Explanation:
Plants are prokaryotic. -is not a defining characteristic of plants.
Plants are prokaryotic is not defining characteristic of plants. Thus, the correct option is D.
How plants are classified?Plants are multicellular eukaryotic organisms that are classified under the kingdom of Plantae.
Plants have some defining characteristics that include they have a cell wall that is made up of cellulose, contains chloroplasts for photosynthesis, etc.
Therefore, the correct option for this question is D.
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Lymphocytes responsible for the cell mediated immune response are the (BLANK) cells.
Answer:
White
Explanation:
Lymphocytes responsible for the cell mediated immune response are the white cells.
Susannah has an intense fear of flying and endures flights with extreme distress. Although she knows her fear is irrational, it is overwhelming and uncontrollable. Susannah most likely suffers from:
Answer:
Aerophobia
Explanation:
A phobia is an irrational fear of something. It can persist even when we know that we will not be harmed.
Aerophobia is the fear of flying or being on a flight (aeroplanes, helicopters, etc.). Experiencing this fear will often result in extreme anxiety and discomfort. Some doctors prescribe anti-anxiety medication for people who have aerophobia and need to take a flight.
The slightly movable articulation between the sacrum and posterior portion of the ilium is called
Answer:
The correct answer will be- sacroiliac joint
Explanation:
The sacroiliac joint is a type of joint which joins the sacrum bone (support the spine) to the ilium bone (support the sacrum on both sides).
These bones are held together by a collection of strong ligaments which can support the weight of the upper body. The joints contain irregular depressions and elevations which interlock the two bones.
Thus, the sacroiliac joint is the correct answer.
Which nervous system division is responsible for the integration of sensory information?
What molecule is associated with plant cell walls
Answer:
cellulose
Plant cell walls are primarily made of cellulose, which is the most abundant macromolecule on Earth.
Answer:
Cellulose
Explanation:
The most important role of pigments in photosynthesis is to __________.
Answer:
Capture light energy.
Explanation:
The most important role of pigments in photosynthesis is to capture light energy.
Pigments in photosynthesis absorb specific wavelengths of visible light, allowing plants to capture energy from sunlight and initiate the process of photosynthesis.
Explanation:The most important role of pigments in photosynthesis is to absorb specific wavelengths of visible light. Different pigments absorb different colors of light, allowing plants and photosynthetic organisms to capture a wider range of energy from the sunlight. By absorbing light, pigments initiate the process of photosynthesis, converting solar energy into chemical energy.
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If each breeding pair of elephants produces 6 offspring during a 90-year life span, in 750 years, a single pair of elephants will have given rise to a population of 19 million elephants. Yet elephants have not overrun the planet. WHY?
Answer:
I can think of several reasons
Explanation:
Not all the offspring will survive until they are old enough to propagate Disease and accidents will kill some mature individuals before they can produce six offspring Predators will kill the weak and infirm individuals Poachers will kill every elephant they can find for their valuable ivory The land has a limited carrying capacity. Each area has a limited amount of resources available, so the population will level off as it approaches this limit.Elephants have not overrun the planet due to limits on populations such as environmental carrying capacity, disease, predation, and human impacts like poaching and habitat loss. Conservation efforts and legal protections help manage these populations. The balance of these factors maintains elephant numbers at sustainable levels.
The reason elephants have not overrun the planet despite their theoretical reproductive potential relates to the concept of limits on populations. Each breeding pair of elephants can indeed produce a significant number of offspring over their lifespan. However, this potential growth is constrained by several factors such as environmental carrying capacity, availability of resources, disease, predation, and human factors like poaching and habitat destruction. These forces result in a steady state where the elephant population remains roughly constant or even declines. Factors such as the overhunting of Northern Elephant Seals and the use of legal protection measures through CITES to stop the sale of ivory illustrate how human activities can deeply impact elephant populations. The fluctuation of elephant numbers in various regions of Africa also reflects the balance between the forces of human impact, natural constraints, and conservation efforts. Ultimately, while the reproductive potential of elephants is high, real-world constraints lead to population sizes that are sustainable within their ecosystems. The idea of superfecundity explains the capacity of organisms to reproduce in large numbers, but it is the balance of various factors that prevent the exponential growth to the point of planetary overpopulation.
Phenylketonuria is an inherited disease caused by a recessive autosomal allele. If a woman and her husband are both carriers, what is the probability that their first child will be a phenotypically normal girl?
Answer:
3/8
Explanation:
Given that both the parents are carrier for phenylketonuria, the genotype of both parent is "Aa".
Probability of getting phenotypically healthy child = Aa x Aa = 3/4 Healthy (1/2 AA and 1/2 Aa) : 1/4 affected (aa).
Probability of getting a girl child = XY x XX = 1/2 girl (XX) : 1/2 boy (XY).
Hence, probability that their first child will be a phenotypically normal girl = 3/4 healthy x 1/2 girl = 3/8 healthy girl child.
The probability that their first child will be a phenotypically normal girl is 37.5%. This is calculated using a Punnett square to determine that 75% of children would be phenotypically normal, half of which would be female.
Explanation:Phenylketonuria, or PKU, is an autosomal recessive disorder, meaning that it's caused by two copies of an abnormal gene - one inherited from each parent. To illustrate this, we use a Punnett square which is a tool to predict the probability of certain genetic outcomes. If both parents are carriers (also called heterozygotes), they each have one affected (p) and one normal (N) allele. The Punnett square would be set up as follows:
Mother (carrier): NpFather (carrier): Np
If we cross these, we get the following potential outcomes (NN, Np, pN, pp), each with a 1/4 chance.
However, for this question, we are focused on the child being a phenotypically normal girl. Only the combinations with at least one normal allele (NN, Np, pN) will be phenotypically normal, occurring 75% of the time. Half of these cases will be female based on the typical 50/50 split of gender.
Therefore, the probability that their first child will be a phenotypically normal female is
75% (phenotypically normal) * 50% (female) = 37.5%.
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A student finishes an experiment involving several bacteria which are highly pathologic in humans. She wishes to dispose of the agar plates and micropipette tips she used. Which of the following procedures should she carry out?
Answer: Place all materials in a biohazard bag and autoclave the bag.
Explanation:
The most effective procedure for sterilizing used laboratory materials is using an autoclave and should be the standard technique followed here. And autoclave takes the materials to a temperature over 120 °C and pressure over 2 atm, which is enough to kill almost anything.
Which of the following is an example of polygenic inheritance? Huntington disease in humans white and purple flower color in peas pink flowers in snapdragons skin pigmentation in humans the ABO blood group in humans
Answer:
skin pigmentation in humans
Polygenic inheritance refers to when multiple genes independently affect a single trait. Among the given options, skin pigmentation in humans is an example of this as several genes independently contribute to the varying degrees of skin color.
Explanation:The example of polygenic inheritance among the given options is skin pigmentation in humans. Polygenic inheritance refers to the kind of inheritance where multiple genes independently influence a single trait. Examples of traits determined by polygenic inheritance include skin color, height, and eye color in humans. In the case of skin pigmentation, several genes contribute to the degrees of skin color, making it a polygenic trait.
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Select all the correct answers.
What are the purposes of a prologue in a play?
-to provide information about the inner thoughts and feelings of a character
-to set the mood and tone of the play and provide background information
-to provide information about how the stage should be set and what props are needed
-to give some insight into the relationships among different characters
-to provide a hint to the audience about what will happen later in the play
Answer:
To set the mood and tone of the play and provide background information.
Another one could be to give some insight into the relationship among different characters.
Final answer:
The purposes of a prologue include setting the mood and tone of the play, providing background information, revealing characters' thoughts and feelings, giving insight into character relationships, and hinting at future events.
Explanation:
The purposes of a prologue in a play are multifaceted. A prologue serves to set the mood and tone of the play, provide background information, and can reveal the inner thoughts and feelings of a character. It also may give insight into the relationships among different characters and hint at future events within the play. These functions help audiences engage with the narrative before the main action begins, bridging the gap between the play's world and the spectator's understanding.
By offering crucial exposition, the prologue can clarify the plot's context and backstory that might otherwise remain obscured. Ancient Greek playwrights, like Euripides and Sophocles, varied in their approach with prologues either being part of the narrative or more structured introductions. Similarly, Latin plays and subsequent traditions exhibit a range of prologue forms, from direct audience addresses to integrated pieces of the dramatic action.
Karri is getting ready to take her psychology final exam. She studied three hours ago. The names, terms, and information that she will need to retrieve while taking the test are located in her _________ memory.
Answer:
Long term memory
Explanation:
As we study, information gets stored in the short term memory, and then moves to our long term memory as we repeat the information.
There are three phases/stages of memory storage:
Sensory memory is very short term memory and the information usually disappears/ degrades fairly quickly (usually within half a second)Short term memory holds a small amount of information (approximately 7 items) and holds that information for a short period of time (about 1 minute)Long term memory holds information for long periods of time (sometimes indefinitely). When we study, the information is often transferred to long term memory.The names and information that she will need to retrieve while taking the test are located in her long term memory.
What is Long term memory?
This type of memory involves storing information for an extended period of time.
The information can be retrieved anytime the individual wants to use it which os why long term memory is the most appropriate choice.
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Robert Koch was involved in research on all of the following topics EXCEPT techniques for isolating microbes in the laboratory. the cause of anthrax. the cause of tuberculosis. development of a method to determine the cause of an infectious disease. the cause of fermentation.
Answer:
The cause of fermentation
Explanation:
Was Louis Pasteur the one who demonstrate the cause of fermentation and organic decomposition.
Design your own scientific experiment. Your experiment must follow the scientific method and meet the criteria described in the lesson in order to be considered scientific. You do not have to conduct your experiment; however, you are still responsible for including all the steps of the scientific method. Since you will not be able to record data or draw a conclusion, for the last two steps please include a description of what each step involves.
Answer:
"What seasonings make melt the fastest, garlic, sugar, or pepper?"
Explanation:
this can be a good question because it is highly specific and there are no questions as to what your experiment is
explanations for the scientific method:
1. Make an observation- "different conditions affect the melting of ice such as people salting the roads in winter, this caused me to be curious of what other seasonings might possibly have a similar effect to that of the salt."
2. create a Hypothesis- "I hypothesize that garlic will have the most effect on the melting of the ice because like salt its a more savory seasoning while sugar is more sweet and the reaction would be different and pepper has little flavoring to begin with"
3. test your hypothesis- "this can be done using 3 trials in which 3 pieces of ice are laid onto paper towels and seasoned with 1 teaspoon each of each individual flavoring along with one ice cube that will remain unseasoned (this is our control) we shall then set a timer for 2 minutes and see which ice cube is the most melted"
4. draw conclusions- "this will lead you to the result of the experiment, this would be the seasoning that cause the most effect on the melting process of ice"
Thirty patients with acne volunteer to be treated with either a medicinal lotion
or a normal moisturizing cream. This type of experimental design is called
a(n)
A. in vitro observation
B. clinical trial
c. geographical cohort study
D. general population survey
Answer:
Thirty patients with acne volunteer to be treated with either a medicinal lotion
or a normal moisturizing cream. This type of experimental design is called
a clinical trial.-B.
What field of work was shared by the parents of the man with the middle name gamaliel
The genetic code works only because each codon is read in a specific manner that results in the correct amino acid being placed in that particular spot. What physically places each amino acid by matching up the correct codon?
Answer:
tRNA
Explanation:
tRNA goes into the cytoplasm attaching to anticodons and bringing them back to the ribosomal unit where it attaches to the mRNA.
Imagine that part of a population of flies is blown from the California coast to an offshore island. The island flies have no contact with the mainland flies for 10,000 years. Then an earthquake rearranges the landscape and the island is rejoined to the mainland. The former island flies can now mingle freely with the mainland flies. If attempts at mating between flies from the two groups are successful and the resulting baby flies grow up strong and healthy and have offspring of their own, you could conclude that _________.
A.over the past 10,000 years, a single species had split into two speciesB.over the past 10,000 years, effective isolating mechanisms had evolvedC.over the past 10,000 years, no speciation occurred in these fliesD.there is insufficient information available to determine how many species of flies are now presentE.flies will mate no matter what
Answer:
The correct answer is C. over the past 10,000 years, no speciation ocurred in these flies.
Explanation:
If these flies can mate means that they are the same species.
What should be changed to make the following sentence true? "A theta wave is a very high amplitude pattern of brain activity that may in some cases occur in response to environmental stimuli."
Answer:
The words "theta wave" should be changed to the phrase "K-complex."
Explanation:
Complex K is a type of where related to slow wave sleep. The k complex is a group of high amplitude waves that can occur spontaneously or relate to awakening relationships. That is, the K Complex is a very high amplitude pattern of brain activity that can, in some cases, occur in response to environmental stimuli.
On the other hand, Wave Theta is the state of mind where it is believed that you can create everything and change reality instantly.
Final answer:
The sentence should replace "very high amplitude" with "higher amplitude" to accurately describe theta waves, and note that the 'very high amplitude' pattern is associated with K-complexes during stage 2 sleep.
Explanation:
To make the sentence true, the phrase "very high amplitude" should be replaced with "higher amplitude" when referring to theta waves. Theta waves are characterized by even lower frequency (4-7 Hz) and higher amplitude brain waves as compared to alpha waves, but they are not the 'very high amplitude' pattern of brain activity. This higher amplitude wave occurs during the early stages of sleep and can be indicative of a transition from wakefulness to sleep.
It's also important to correct the association of a 'very high amplitude pattern of brain activity' which describes a K-complex, not a theta wave. A K-complex is indeed a very high amplitude pattern of brain activity that may occur in response to environmental stimuli, but it is typically associated with stage 2 sleep, not theta waves.
the length of a vector arrow represents its ___
Answer:
Magnitude
Explanation:
The length of a vector arrow represents its magnitude.
Answer:
Magnitude
Explanation:
What might be the effect on portland's climate if the cascade range was to the west rather than to the east of portland? Be sure to consider the prevailing pattern of wind in the united states and the concept of a rain shadow in your answer.
The mountain ranges have a very big influence on the climate, especially if they are larger mountain ranges, such as the Cascades. If the Cascades were west of Portland, instead of being on the east as they are, than Portland would have had significantly changed climate. By having the Cascades on the west, the rainfall would have fallen on their western side, windward side, as that would be the side facing the ocean. The eastern side of the mountains, where Portland would be located in this scenario, would be arid or semi-arid, as it will be in a rain-shadow. The rainfall will be stopped by the mountain, so Portland would have predominantly received dry winds, and very little precipitation. The continental influence would be dominant, so the summers would be dry and hot because of the warm and dry air masses coming from south, while the winters dry and cold because of the cold air masses coming from north..
For several nights in a row, a sleep researcher wakes you up whenever you show signs of entering REM sleep. On the first night that you are allowed to sleep uninterrupted, you will most likely experience:
Answer:
The correct answer is REM rebound.
Explanation:
REM rebound refers to the phenomenon where the frequency of rapid eye movement (REM) sleep increases after prior instances of REM sleep deprivation.
REM sleep refers to one of the five stages of sleep we experience during the period we sleep at night. REM is an important state of sleep, where dreaming occurs more frequently, our muscles deeply, and memories and events are consolidated most effectively. Adequate REM sleep is highly important for feeling well rested and for optimal cognitive functioning. Deprivation of REM sleep results in more grogginess, fatigue, poorer memory and negative mood.
In this instance, if a sleep researcher wakes you up whenever you show signs of entering REM sleep several nights in a row, on the first night that you are allowed to sleep uninterrupted, you will most likely experience REM rebound so that you can make up for the lost REM sleep, and thus you will experience this kind of sleep more frequently and deeply.
After several nights of being woken up to prevent REM sleep, a person will most likely experience REM rebound when allowed to sleep uninterruptedly, resulting in increased amounts and potentially longer durations of REM sleep to compensate for the deprivation.
The subject of a sleep researcher waking someone up to prevent them from entering REM sleep involves the study of sleep patterns and the effects of sleep deprivation on the human body, specifically the consequences of disrupting REM sleep. After several nights of being prevented from entering REM sleep, the most likely outcome when one is allowed to sleep uninterrupted is a phenomenon known as REM rebound. During REM rebound, an individual will experience increased amounts of REM sleep to make up for the deprivation. REM sleep is a critical stage of sleep where dreams are most likely to occur, and the brain sees increased activity compared to other stages. If REM sleep is suppressed over several nights, the body will often compensate by increasing the duration of REM periods once uninterrupted sleep resumes. This compensation can lead to longer and more frequent REM stages, resulting in vivid and frequent dreaming, and changes in the overall sleep patterns. It is a part of a sleep cycle that, along with non-REM sleep, composes the full sleep experience crucial for optimal health and functioning.
A dietitian asks a patient about the food that the patient eats and makes the table below to summarize the results.
Based on the table, what advice do you think that the dietician will give the patient?
A) The patient should increase the amount of lean meats (proteins) and decrease the amount of oils in his or her diet.
B) The patient should decrease the amount of lean meats (proteins) and increase the amount of oils in his or her diet.
C) The patient should decrease the amount of rice and pasta and increase the amount of oils in his or her diet.
D) The patient should decrease the amount of rice and pasta and increase the amount of lean meats (proteins) in his or her diet.
Answer:
Patient should decrease the amount of rice and pasta and increase the amount of lean meats in his or her diet.
Explanation:
As we can see in patient's diet chart that he is consuming carbohydrates in a quantity much more than the required by his body. On the other hand, the consumption of lipids and proteins in his body is lower than the required amount. There is an interesting fact about lean meat that it is both a good source of lipids and proteins thats why the person needs to decrease pasta and rice in his diet and increase lean meat so that his all three goals are fulfilled.
Hope it helps!
According to the diet chart, the advice that dietician will give the patient is to decrease the amount of rice and pasta and increase the amount of lean meats (proteins) in his or her diet. Thus, the correct option is D.
Who is Dietician?A dietician may be characterized as an individual whose assignment is to give people guidance and direction about the category of food they should eat depending on their situation.
After analyzing the diet chart of the patient, it must be clear that the patient takes more carbohydrates as compared to the required limit, while less protein and lipids as compared to the required limit.
To satisfy this need for a diet chart, the patient should require to decrease the intake of carbohydrate source foods, and increase the intake of protein and lipids food which extremely gets from lean meat.
Therefore, it is well described above.
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As you study two closely related predatory insect species, the two-spot and the three-spot avenger beetles, you notice that each species seeks prey at dawn in areas without the other species. However, where their ranges overlap, the two-spot avenger beetle hunts at night and the three-spot hunts in the morning. You have discovered an example of ________.
A.Batesian mimicryB.character displacementC.resource partitioningD.mutualism
The adaptation of the two-spot and the three-spot avenger beetles to hunt at different times in overlapping ranges, thus reducing competition, is an example of resource partitioning.
Explanation:In the discussed scenario, as the two closely related species, the two-spot and the three-spot avenger beetles, do not compete for hunting at the same time in regions where their ranges overlap, this is an example of resource partitioning. Resource partitioning is an ecological concept where different species use the same resources in different ways to reduce competition. In this case, the two-spot avenger beetle has adapted to hunt at night, while the three-spot avenger beetle continues to hunt in the morning. Hence, they effectively partition the resource - prey, by time.
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The correct answer is option (C). As you study two closely related predatory insect species, the two-spot and the three-spot avenger beetles, you notice that each species seeks prey at dawn in areas without the other species. However, where their ranges overlap, the two-spot avenger beetle hunts at night and the three-spot hunts in the morning. You have discovered an example of resource partitioning.
Resource partitioning occurs when two species that are closely related and compete for similar resources evolve to use those resources in different ways, thereby reducing competition. In this case, the two-spot and three-spot avenger beetles have partitioned their hunting times to avoid direct competition: the two-spot hunts at night, while the three-spot hunts in the morning. This behaviour allows both species to coexist in the same area by using the same resources at different times.
Let's consider the other options to understand why they are not correct:
A. Batesian mimicry is a form of mimicry where a harmless species has evolved to imitate the appearance of a harmful species, thus gaining protection from predators. This concept does not apply to the described behavior of the beetles, as it is not about appearance or protection from predators but about the partitioning of resources.
B. Character displacement is the process by which two closely related species evolve to become more different from each other in areas where their ranges overlap, thus reducing competition. While character displacement could involve differences in hunting times, the description provided does not indicate that the beetles have evolved to be more different in other characteristics besides their hunting times.
D. Mutualism is a type of symbiotic relationship where both species involved benefit from the interaction. The behaviour described for the beetles does not indicate a mutualistic relationship where both species benefit from each other's presence; instead, they have developed a strategy to avoid competition.
(20 POINTS + BRAINLIEST)
What makes amino acids different from each other?
Amino group
Carboxyl group
Hydrogen atom
Side chain
Answer:
Side chain
Explanation:
Which school of psychology would agree with the statement that "psychology should stress the study of how behavior and mental processes function to allow people and animals to adapt to their environments"?
The school of psychology called Functionalism agrees with the focus on studying behavior and mental processes as functions aiding adaptation to the environment, influenced by Darwin's theory of evolution.
The school of psychology that would agree with the statement that "psychology should stress the study of how behavior and mental processes function to allow people and animals to adapt to their environments" is known as Functionalism. This school was established by influential figures such as William James, John Dewey, and Charles Sanders Peirce, who embraced Charles Darwin's theory of evolution by natural selection. They believed that just as physical characteristics evolved to aid in survival and function, so too did psychological characteristics. Functionalists focused on how mental activities help an organism adapt within its environment and saw thinking as instrumental to behavior.
You are palpating bilateral pedal pulses and cannot feel one of the pulses. The feet are equally warm. You find that both great toes are pink, with a capillary refill within 2 seconds. Which of the following statements is correct?
(A) Immediate emergency surgery is indicated.
(B) Pedal pulses are not always palpable, especially in a fat or edematous ankle.
(C) Unilateral pulses are never normal.
(D) Venogram studies will be needed.
Answer: the correct answer is (B) Pedal pulses are not always palpable, especially in a fat or edematous ankle.
Explanation: It is difficult to assess pulsation in a fat or edematous anckle. If there is a lot of subcutaneous fat, you will need to push firmly to look for the right vessel.
Which part of the brain processes inputs received from the cerebral motor cortex
Answer: Cerebellum
Explanation:
The frontal lobe is made up of two large cortical areas: the motor cortex and the prefrontal cortex. The motor cortex is located in the region of the pre-central gyrus, between the central sulcus and the pre-central sulcus. The primary motor cortex has the function of voluntary motion control while the supplementary motor cortex has the function of planning the movements of the limbs and eye. The cerebellum connections with various regions of the central nervous system have long been known and explain the involvement of this organ in multiple brain functions. It has been known for several decades that the cerebellum plays an essential role in motor coordination, verbal articulation, and control of eye movements, while also participating in the control balance and autonomic functions.