Question

question 24 of 25
which is one of the bases found in dna?
a. leucine
b. cytosine
c. serine
d. lysine

Explanation:

DNA has four nitrogen - containing bases: adenine (A), thymine (T), guanine (G), and cytosine (C). Leucine, serine, and lysine are amino acids, not DNA bases.

Answer:

B. Cytosine