Question

Sickle-cell disease and hemoglobin C disease are both caused by point mutations, resulting in glutamic acid at position 6 in the β-globin being replaced by _______ and _______, respectively.

a) lysine; arginine
b) serine; cysteine
c) serine; a stop codon
d) valine; lysine
e) valine; glycine

Answer 1

d) valine; lysine

Step-by-step explanation:

the conversion of glutamic acid to valine in sickle cell anemia and to lysine in hemoglobin C will change the function of normal protein and that why these disease caused