Which of the following statements are true regarding fatty acids?
I. Fatty acids with fewer than 14 carbons are the most common.
II. Synthesis of fatty acids occurs in 2 carbon units.
III. Fatty acids with conjugated double bonds are the most common type of fatty acid.
IV. In higher plants and animals, C16 and C18 species predominate.
A) I, II, III, IV
B) I, II, III
C) I, III
D) II, III, IV
E) II, IV
Answer: E) II, IV
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