Any repeating cycle of biological activity, such as sleep and waking cycles or changes in body temperature, is known as a(n):

A. REM rebound
B. biological rhythm
C. condensation
D. ASC



Answer :

Final answer:

Circadian rhythm is a crucial biological cycle lasting about 24 hours, influencing various physiological aspects such as body temperature and alertness.


Explanation:

Circadian rhythm is a biological rhythm lasting approximately 24 hours, regulating the sleep-wake cycle. It involves changes in body temperature, blood pressure, and blood sugar. One example is the daily fluctuations in alertness and sleepiness tied to body temperature variations over the day.


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