Question

which two statements best describe guanine? (check the two that apply)
pairs with adenine
purine
pairs with thymine
pyrimidine
pairs with cytosine
rewatch

Explanation:

Guanine is a purine base. In DNA, it pairs with cytosine through three hydrogen bonds. Adenine (a purine) pairs with thymine (a pyrimidine) in DNA. Pyrimidines are a different class of nitrogen - containing bases (e.g., cytosine, thymine, uracil).

Answer:

purine, pairs with cytosine