Which disease is most unlike the others with respect to its genetic basis?
A) Coronary heart disease
B) Sickle-cell anemia
C) Alzheimer's disease
D) Type I diabetes
E) Rheumatoid arthritis

Question

Quizplus · Accepted Answer

Sickle-cell anemia is the only disease listed that is caused by a single gene mutation (in the HBB gene), while the others have more complex genetic components involving multiple genes and environmental factors.

Which Disease Is Most Unlike the Others with Respect to Its