The rare enol form of thymine pairs with guanine.If a thymine enolization occurs during replication,what would be the mutational event?
A)AT to TA
B)CG to AT
C)CG to GC
D)GC to TA
E)TA to CG

Question

Quizplus · Accepted Answer

The enol form of thymine can pair with guanine instead of adenine, leading to a TA to CG mutation upon replication. This is because the hydrogen bonding pattern of the enol form of thymine matches that of guanine, allowing for this atypical pairing.

The Rare Enol Form of Thymine Pairs with Guanine