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Ne4ueva [31]
3 years ago
5

I do not understand these.

Biology
1 answer:
Oliga [24]3 years ago
8 0
22. C
23. C
24. A
25. B
26. D
27. C
28. C

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Answer:

Exercise is important for the body to function properly.

Explanation:

Exercise helps a person to maintain the oxygen amounts in the body. Exercise, as such, enhances and regulates almost every system of the body including the nervous, respiratory, circulatory and hormonal systems.

The sympathetic division of the autonomic nervous system controls the physical activities in a person's body by detecting the low levels of oxygen and increasing amounts of carbon dioxide in the body.

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A diverse pool of _____________ helps ensure that individuals in a species will pass a variety of traits to their offspring.
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A. genes

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Both DNA and RNA contain a five-carbon sugar. This sugar is
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DNA contains Deoxy ribose sugar. RNA contains ribose sugar. The DNA sugar contains one less molecule hence De-oxy.
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Mary is in an automobile accident and suffers a spinal cord injury. She has lost feeling in her lower body. Her doctor tells her
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<h2>C) option is correct </h2>

Explanation:

  • The spinal cord has numerous groups of nerve fibers going towards and coming from the brain
  • These have been collectively called the ascending and descending tracts of the spinal cord, respectively, these tracts are responsible for carrying sensory and motor stimuli to and from the periphery (respectively)
  • The ascending tracts transmit sensory information from the sensory receptors to higher levels of the CNS
  • The descending tracts originate from different cortical areas and from brain stem nuclei
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Which planet is the moon thought to have come from originally?
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The Moon is thought to have come from the Earth. In 1975, the giant impact hypothesis was put forward. This suggests that the Earth was hit by a planet about the size of Mars around the time of the formation of the solar system approximately 4.5 billion years ago, and the impact caused part of the outer layer of the Earth to spin off and form what is now the Moon.

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