A circadian rhythm is a biological cycle occurring approximately every 24 hours, found in eukaryotes and persisting even without external time cues.
A physiological cycle of about 24 hours that is present in all eukaryotic organisms and that persists even in the absence of external cues.
| Front | circadian rhythm |
|---|---|
| Back | A physiological cycle of about 24 hours that is present in all eukaryotic organisms and that persists even in the absence of external cues. |
Tags: ch.45
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