NEET2026Botany-Genetics
NEET 2026 Botany Gene Mutations MCQ Question
Type: MCQ-conceptual-Medium-Class 12
The sixth mutant codon of beta globin gene causing polymerization of Haemoglobin and change in RBC shape is ______.
A
GUG
B
AUG
C
GAG
D
CAG
Correct Answer
Option A
Detailed Explanation
Sickle cell anaemia is caused by the substitution of Glutamic acid by Valine at the sixth position of the beta globin chain. The mutation from GAG to GUG results in the change in the shape of RBC.
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