Question

according to base pairing rules, which base pairs with adenine (a) in dna?
guanine (g)
thymine (t)
uracil (u)
cytosine (c)

Explanation:

In DNA, the base - pairing rules are that adenine (A) pairs with thymine (T), and guanine (G) pairs with cytosine (C). Uracil (U) is found in RNA instead of DNA, where it pairs with adenine.

Answer:

B. Thymine (T)