JEE MAIN - Chemistry (2014 (Offline) - No. 11)
Which one of the following bases is not present in DNA?
Cytosine
Thymine
Quinoline
Adenine
Giải thích
$$DNA$$ contains adenine (A), thymine (T), guanine (G) and cytosine (C) bases.
So quinoline is not present in $$DNA.$$
So quinoline is not present in $$DNA.$$