Of the 20 common amino acids, how many of these are termed "essential"?
A) 18
B) 29
C) 9
D) 3

Name: Of the 20 common amino acids, how many of these are termed "essential"? A) 18 B) 29 C) 9 D) 3
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Quizplus · Accepted Answer

Out of the 20 common amino acids, only 9 are essential. Essential amino acids cannot be synthesized by the body and must be obtained through diet. These 9 essential amino acids are: histidine, isoleucine, leucine, lysine, methionine, phenylalanine, threonine, tryptophan, and valine.

Of the 20 Common Amino Acids, How Many of These