Draw the line-angle formula for each of the following fatty acids:

a. palmitic acid

For each of the following fatty acids, give the shorthand notation for the number of carbon atoms and double bonds, and classify as saturated, monounsaturated, or polyunsaturated:

a. lauric acid

For each of the following fatty acids, give the shorthand notation for the number of carbon atoms and double bonds, and classify as saturated, monounsaturated, or polyunsaturated:

a. linoleic acid

How does the structure of a fatty acid with a cis double bond differ from the structure of a fatty acid with a trans double bond?

Compare the structures and functional groups of arachidonic acid and prostaglandin PGE₁.

What are some effects of prostaglandins in the body?

How does an anti-inflammatory drug reduce inflammation?

Sunflower seed oil can be used to make margarine. A triacylglycerol in sunflower seed oil contains two linoleic acids and one oleic acid.

b. Using one of the isomers, write the reaction that takes place when sunflower seed oil is used to make solid margarine.