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Question
Sickle cell anaemia is an example of
Options:
A .  Single base substitution mutation
B .  Insertion of a single base
C .  Non-frameshift mutation
D .  Deletion of a single base
Answer: Option A
:
A
Sickle cell anaemia is caused by the substitution of a single nucleotide in the gene sequence, which eventually leads to the replacement of the amino acid glutamic acid with valine, affecting the final protein formed.

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