Principle Of Inheritance And Variation Question 53
Question: Transition type of gene mutation is caused when [MP PMT 1997]
Options:
A) GC is replaced by TA
B) CG is replaced by GC
C) AT is replaced by CG
D) AT is replaced by GC
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Answer:
Correct Answer: D
Solution:
In transition, a nitrogen base is replaced by another of its type i.e.
one purine is replaced by another purine (A ⇌ G) while one pyrimidine by another pyrimidine (C ⇌ T or U).
BETA
