Question

Which statement correctly describes proteins?

A
Polypeptide chains are formed in the nucleus.

B
DNA is the original source of protein structure.

C
The function of a protein is determined by the RNA.

D
Each nucleotide base is encoded into a single amino acid.

Answer 1

B.) DNA is the original source of protein structure.

Step-by-step explanation:

Answer 2

Answer: B

Step-by-step explanation:

A - not correct since polypeptide chains are formed in ribosomes which exist in the cytoplasm

C. not correct -protein function is determined by DNA

D. not correct - 3 nucleotides aka a codon is encoded into a single amino acid.