32. Lipids

Which of the following structures best represents a fatty acid molecule?

What type of fatty acid has a hydrogen atom at every possible place along its carbon chain?$C-H$

Which of the following statements regarding saturated fatty acids is true?

What is the primary structural difference between a saturated and an unsaturated fatty acid?

Which of the following statements about saturated fatty acids is correct?

Which of the following statements about saturated fatty acids is true?

Which of the following types of fatty acids has no carbon–carbon double bonds ($C–C$ double bonds)?

Why does a gram of $\mathrm{fatty} \mathrm{acids}$ provide about twice as many calories as a gram of $\mathrm{glucose}$?

Which of the following statements correctly describes the polarity of fatty acid chains?

How many double bonds are found in a saturated fatty acid?

Provide a skeletal structure for Linolenic acid.

Which of the following is not a characteristic of most fatty acids?

Which of the following fatty acids would you expect to be more soluble in cyclohexane?

Provide a condensed structural formula for a fatty acid with 18 carbons (18:0) and give its common name.