Identify the amino acids containing nonpolar, aliphatic R groups

Q. Identify the amino acids containing nonpolar, aliphatic R groups

A.            Phenylalanine, tyrosine, and tryptophan

B.            Glycine, alanine, leucine

C.            Lysine, arginine, histidine

D.            Serine, threonine, cysteine

Answer: Glycine, alanine, leucine

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