Why does sickle cell anemia remain more prevalent in Sub-Saharan Africa than in the rest of the world? a. Reduced access to medical facilities presidposes Sub-Saharan Africans to an increased chance od disease. b. The prevalence of malaria in Sub-Saharan Africa provided a selective advantage to individuals who were heterozygous. c. Infection with malaria provides a selective disadvantage to individuals who are heterozygous for the sickle cell allele. d. People of African ancestry are genetically predisposed to carry the sickle cell allele
Why does sickle cell anemia remain more prevalent in Sub-Saharan Africa than in the rest of the world? a. Reduced access to medical facilities presidposes Sub-Saharan Africans to an increased chance od disease. b. The prevalence of malaria in Sub-Saharan Africa provided a selective advantage to individuals who were heterozygous. c. Infection with malaria provides a selective disadvantage to individuals who are heterozygous for the sickle cell allele. d. People of African ancestry are genetically predisposed to carry the sickle cell allele
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Why does sickle cell anemia remain more prevalent in Sub-Saharan Africa than in the rest of the world?
a. Reduced access to medical facilities presidposes Sub-Saharan Africans to an increased chance od disease.
b. The prevalence of malaria in Sub-Saharan Africa provided a selective advantage to individuals who were heterozygous.
c. Infection with malaria provides a selective disadvantage to individuals who are heterozygous for the sickle cell allele.
d. People of African ancestry are genetically predisposed to carry the sickle cell allele
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