Linoleic acid and alpha-linolenic acid are called essential fatty acids because
A. they have more than one double bond.
B. they are not considered healthy.
C. the body cannot make them.
D. none of the above.
Question 2
Unsaturated fatty acids
A. are solid at room temperature.
B. have the carbons bound or saturated with hydrogens.
C. are liquid at room temperature.
D. are packed tightly together.