With regard to natural amino acids, it is true that:
A. 19 of the 20 amino acids are called L-amino acids
B. ALL are produced by you human beings
C. ALL are chiral
D. ALL have an R group (other than H) in the alpha position to the
carboxyl group
With regard to natural amino acids, it is true that: A. 19 of the 20 amino acids are called L-amino acids B. ALL are pro
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