Multiple choice Sickle cell anemia is caused due to the mutation of valine with glutamic acid glutamic acid with valine serine with thereonine thereonine with serine Reveal answer Fill a bubble to check yourself B Correct answer Explanation Sickle cell anemia is caused by a point mutation in the beta-globin gene, which results in the substitution of glutamic acid with valine at the sixth position of the hemoglobin beta chain.