question_answer

In a cell, protein synthesis occurs by the linking together of amino acids. The base sequence of mRNA defines the primary structure of proteins because

A) Amino acid molecules align directly on the polynucleotide of mRNA

B) It determines the order of alignment of amino acid charged tRNA molecule

C) There is one to one coding relationship between each base on the mRNA and each amino acid

D) Each amino acid is defined by a pair of bases on the mRNA