Question

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Answer 1

a)the growth of the parts of plants in response to the force of gravity. The upward growth of plant shoots is an instance of negative geotropism ; the downward growth of roots is positive geotropism.

b)The peripheral nervous system includes all the nerves in the body that lie outside of the spinal cord and the brain. These nerves carry information to and from the central nervous system to provide complex body functions. Sensory cells are involved in taking information from the periphery to the central nervous system.

c) I don't know.
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