Q. In sickle cell anaemia, glutamate amino acid gets replaced by
A) valine
B) glycine
C) alanine
D) leucine
Explanation
Sickle cell anaemia is caused due to a point mutation in which glutamate gets replaced by valine. Glutamate is coded by two codons – GAA and GAG. Valine is coded by four codons − GUU, GUC, GUA and GUG.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.