The mutation that causes sickle cell disease
A) occurs in the same gene that, when mutant in a different way, causes beta thalassemia.
B) deletes two contiguous DNA bases.
C) results in a single DNA base change that does not alter the encoded amino acid.
D) changes a valine to a glutamic acid in the beta globin gene.
E) changes a glutamic acid to a valine in the alpha globin gene.

Question

Quizplus · Accepted Answer

The mutation causing sickle cell disease occurs in the beta globin gene, which is the same gene that, when mutated differently, can cause beta thalassemia.

The Mutation That Causes Sickle Cell Disease