Wakefulness and Sleep Are Part of the Body's ____, Which

question 10

Multiple Choice

Wakefulness and sleep are part of the body's ____, which is a cyclic phenomena necessary for the body's rejuvenation.

• A) REM cycle
• B) regulatory system
• C) circadian rhythm
• D) immune system

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Definitions:

Liters

A metric unit of volume equal to one cubic decimeter or 1000 cubic centimeters.

Mole

A unit of measurement in chemistry that quantifies the amount of a substance, specifically 6.022 x 10^23 particles of that substance.

CaCO3

Calcium carbonate, a chemical compound found in rocks as the minerals calcite and aragonite, and is the main component of pearls, as well as marine organisms' shells.

CO2

Carbon Dioxide, a colorless, odorless gas produced by burning carbon and organic compounds and by respiration.