Sickle-cell is
A) found commonly in people whose ancestors originate from parts of North America.
B) inherited as a dominant disorder.
C) caused by abnormal hemoglobin molecules.
D) not associated with any known health problems.
E) more common in males than females.

Question

Quizplus · Accepted Answer

Sickle-cell is caused by abnormal hemoglobin molecules. Other options are incorrect, as sickle-cell is more commonly found in people of African descent, is inherited as a recessive disorder, is associated with various health problems, and occurs equally in males and females.

Sickle-Cell Is