Multifactorial (complex) diseases
A) are less common than single-gene diseases.
B) involve the interaction of many genes with the environment.
C) affect less than 1 percent of humans.
D) involve the interactions of several mRNAs.
E) are exemplified by sickle-cell disease.

Question

Quizplus · Accepted Answer

Multifactorial diseases involve the interaction of many genes with environmental factors, making them complex in nature. They are more common than single-gene diseases and can affect a significant percentage of the population. The answer choice of E, sickle-cell disease, is incorrect as it is a single-gene disorder. The answer choices of A, C, and D are also incorrect as they are not accurate statements about multifactorial diseases.

Multifactorial (Complex) Diseases