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Ostrovityanka [42]
3 years ago
12

Your heartbeat, digestion, and pupil dilations are ________ processes regulated by the ________ nervous system. A. involuntary;

somatic B. involuntary; autonomic C. controllable; somatic D. voluntary; somatic E. voluntary; autonomic
Biology
1 answer:
irina [24]3 years ago
6 0

Answer: Option B

Explanation:

Involuntary functions of the body system; processes taking place in the body that is done without conscious efforts such as digestion, bloodflow, the heartbeat are controlled by the autonomic nervous system which is a part of the peripheral nervous system.

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<h3>What do you mean by Environment?</h3>

An environment may be defined as anything which is present in the surroundings of living entities that is either biotic or abiotic factor.

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3 years ago
Why is a keystone species' role in the ecosystem compared to the keystone brick's role in the arch?
mote1985 [20]

A keystone species helps define an entire ecosystem. Without its keystone species, the ecosystem would be dramatically different or cease to exist altogether.
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The diagram is a model of an energy pyramid of an ecosystem.
ozzi

Answer:

B

Explanation:

Amount of energy decreases as it goes higher up the trophic levels.

4 0
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