b) cytosine pairs with guanine in both. literally in dna replication,
<em>adenine goes with thymine</em>
<em>thymine goes with adenine</em>
<em>guanine goes with cytosine</em>
<em>cytosine goes with guanine</em>
hope this helps mina! :) <3
This would be A... Hunting and habitat alteration are both things that contribute largely to animal extinction.
Answer:
4
Explanation:
Amino acids are coded for by codons, which are triplets of nucleotides.
To work out how many amino acids are present, simply divide the cells into triplets.
AUG CGA UAC UGA
There are four triplet codons, so the sequence codes for four amino acids.