In an Ecosystem, Energy Can Be Recycled and Nutrients Cannot

question 26

True/False

In an ecosystem, energy can be recycled and nutrients cannot.

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Definitions:

Parasympathetic

The division of the autonomic nervous system responsible for conserving energy and promoting the "rest and digest" response.

Nodes of Ranvier

Gaps in the myelin sheath of nerve fibers, which facilitate the rapid conduction of nerve impulses along the neuron.

Myelin Sheath

The myelin sheath is a protective covering made of fatty substances that surrounds the axons of many neurons, facilitating the rapid transmission of neural impulses.

Synapses

The junctions between neurons through which they communicate with each other using chemical or electrical signals.