What do similarities in DNA, proteins, and amino acids show about relatedness of species

C

Explanation:

Fewer diff

+DNA comparisons are preferred over amino acid sequences. +The order of nucleotides in the DNA indicates the evolutionary relationship more accurately than amino acid sequence. +Even though two organisms might produce the same protein, they may have slight differences in their DNA sequence.

Explanation:

nucleic acid molecules are incredibly complex, containing the code that guarantees the four different nucleotide units comprise dna, the nucleic acid of interest to the genealogist. and one of four nitrogen-containing molecules called nucleotides