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hjlf
3 years ago
13

In the biosphere, energy flows through

Biology
1 answer:
dezoksy [38]3 years ago
7 0

Answer: I think it's through tropical level

Explanation:

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An example of a parasympathetic pathway is the innervation of the heart: The ____________ nerve fibers carry action potentials f
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The vagus nerve fibers carry action potentials from the brain toward the heart.

<h3>What is vagus nerve?</h3>

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So we can conclude that The vagus nerve fibers carry action potentials from the brain toward the heart.

Learn more about nerve here: brainly.com/question/869589

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