A circadian rhythm occurs _____ every 24 hours, whereas an ...

A circadian rhythm occurs _____ every 24 hours, whereas an ultradian rhythm occurs _____ every 24 hours.

A. once; more than once

B. more than once; once

C. once; twice

D. twice; once

Select your answer:

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Other quiz:

Nutrition › View

Which contain the most energy?

A. Lipids

B. Carbs

C. Vitamins

D. Minerals

The Cell › View

it consists of a pair of centrioles at right angles to one another. These centrioles are involved with the assembly of microtubules, which are important to a cell because they provide structure and allow movement. Microtubules are also important for cell division.

What is the name of this cell organelle?

A. Vacuole

B. Golgi

C. ER

D. Centrosome