Multiple choice

In which of the following lipid molecules, the carbon skeleton is bent to form four fused rings which do not contain fatty acids?

  1. Polyketides

  2. Saccharolipids

  3. Waxes

  4. Steroids

  5. Phospholipids

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Steroids are structurally different from the other lipids. The carbon skeleton of steroids is bent to form four fused rings that do not contain fatty acids. The most common steroid, cholesterol, is needed to make both the male (testosterone) and female (estrogen) sex hormones.