A transition mutation is one that results in a switch from a ________ base pair to a ________ base pair.
A) pyrimidine-purine, pyrimidine-purine
B) purine-pyrimidine, purine-pyrimidine
C) pyrimidine-purine, purine-pyrimidine
D) purine-pyrimidine, pyrimidine-purine
E) Both A and B

Question

Quizplus · Accepted Answer

A transition mutation involves a switch between purines (A↔G) or between pyrimidines (C↔T), maintaining the purine-pyrimidine pairing.

A Transition Mutation Is One That Results in a Switch