Answer :
Final answer:
The body's circadian rhythm is most similar to a wristwatch.
Explanation:
The body's circadian rhythm is most similar to a wristwatch. Just like a wristwatch helps us keep track of time, the body's circadian rhythm helps regulate our internal body clock and control sleep-wake cycles, hormone production, and other physiological processes. It functions like an internal clock that follows a 24-hour cycle, helping us maintain a regular sleep schedule and adapt to changes in daylight.
Learn more about Circadian rhythm here:
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