Question

Which of the following phrases describes the cycle of activity that an animal has during any 24-hour period?

the animal's circadian rhythm

the animal's biological clock

the animal's hibernation period

Answer 1

Step-by-step explanation:

the answer is your 1st listed choice because every animal, even humans, have this cycle to fall asleep, or hibernate...

Answer 2

doing4points

Step-by-step explanation:

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