Protein synthesis begins with the amino acid ___________ as its codon is the one used as the "start codon" by nearly all organisms.
A) methionine
B) arginine
C) cysteine
D) leucine
E) alanine

Question

Quizplus · Accepted Answer

Methionine is the amino acid that serves as the start codon for protein synthesis, using the genetic code "AUG." This codon also codes for methionine as an amino acid in later parts of the protein chain.

Protein Synthesis Begins with the Amino Acid ___________ as Its