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Other quiz:

Nervous / Sensory System › View

What does the eustachian/auditory/pharygnotympanic tube do ?

A. helps with balance and equilibrium

B. filters out ear wax

C. Equalizes pressure between the middle and outer ear

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Biological Molecules › View

Which of the following biological molecules contains the elements carbon, hydrogen and oxygen?

I. carbohydrates
II. proteins
III. lipids
IV. nucleic Acids

A. I and II only

B. I and III only

C. II and III only

D. I, II, III, and IV

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