jpicado316
jpicado316 jpicado316
  • 23-01-2017
  • Biology
contestada

The 20 amino acids vary only in their?
a. carboxyl groups
b. side groups
c. amino groups
d. lipid groups

Respuesta :

iaann iaann
  • 23-01-2017
The answer is B. Amino acids differ in their side groups
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