With respect to the alleles for sickle cell anemia, which genotype(s) is (are) at a disadvantage to persons residing in tropical areas of Africa?
A) homozygous recessive
B) homozygous dominant
C) heterozygous
D) both heterozygous and homozygous dominant
E) both homozygous dominant and homozygous recessive

Question

Quizplus · Accepted Answer

Homozygous recessive individuals suffer from sickle cell anemia, while homozygous dominant individuals lack the protective advantage against malaria that heterozygous individuals have.

With Respect to the Alleles for Sickle Cell Anemia, Which