Sickle-cell anemia has been traced to what type of mutation?
A) frameshift
B) base-pair substitution
C) mutagenic
D) transposable element
E) viral

Question

Quizplus · Accepted Answer

Sickle-cell anemia is caused by a single base-pair substitution mutation (A to T) in the gene that codes for beta globin, a component of hemoglobin. This mutation changes the shape of red blood cells and causes them to become sickle-shaped, which can lead to various health problems.

Sickle-Cell Anemia Has Been Traced to What Type of Mutation