Question

question 10 adenine bonds with...... guanine thymine (if rna); uracil (if dna) thymine (if dna); uracil (if rna) cytosine

Explanation:

In DNA, adenine (A) forms hydrogen - bonds with thymine (T), and in RNA, adenine (A) pairs with uracil (U). This is due to the complementary base - pairing rules in nucleic acids.

Answer:

C. Thymine (if DNA); Uracil (if RNA)