First blank I think is similar or the same and the second one is repell
The answer is A as Adenine (A) pairs with Thymine (T) and Guanine (G) pairs with Cytosine (C)
Answer:
<h2><u><em>
Nucleotides</em></u></h2>
Explanation:
<em>Hope this helps :)</em>
<em>pls make brainliest :]</em>
<em>And have an amazing day <3</em>