Cholesterol,bile Acids,ergosterol,and Stigmasterol Share All the Following Common Structural Features

question 8

Multiple Choice

Cholesterol,bile acids,ergosterol,and stigmasterol share all the following common structural features except

• A)a four-ring structure.
• B)a hydroxyl group on first ring.
• C)a carboxylic acid group.
• D)a multiple carbon chain extending off the ring structure.

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Definitions:

Orbicularis Oculi

A facial muscle that encircles the eye socket, responsible for closing the eyelids.

Masseter

A facial muscle critical for chewing and biting, located at the angle of the jaw.

Plantar Flexes

The movement that increases the angle between the shin and the top of the foot, pointing the toes downward.

Soleus

A muscle in the calf of the leg that flexes the foot to point the toes downward.