A biological clock is an internal mechanism that regulates an organism's biological rhythms, often synchronized by environmental cues.
An internal timekeeper that controls an organism’s biological rhythms. [This] marks time with or without environmental cues but often requires signals from the environment to remain tuned to an appropriate period. See also circadian rhythm.
| Front | biological clock |
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| Back | An internal timekeeper that controls an organism’s biological rhythms. [This] marks time with or without environmental cues but often requires signals from the environment to remain tuned to an appropriate period. See also circadian rhythm. |
Tags: ch.45
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