A. Thymine
B. Cytosine
C. Adenine
D. Uracil
Answer: Adenine
A. Thymine
B. Cytosine
C. Adenine
D. Uracil
Answer: Adenine
Additional Information: Adenine is a purine base found in DNA, pairing with thymine in double-stranded DNA.
Subjects: Biochemistry, Biology