PLZ HELP! What codes for proteins?
(A.) ​RNA​
(B.) DNA​
(C.) amino acids
(D.) polypeptides

The answer is RNA

Explanation:

Each sequence of three nucleotides, called a codon, usually codes for one particular amino acid. (Amino acids are the building blocks of proteins.) A type of RNA called transfer RNA (tRNA) assembles the protein, one amino acid at a time.

(A.) RNA

Explanation:

The type of RNA that contains the information for making a protein is called messenger RNA (mRNA)

answer; protein;