Sickle-cell disease is an example of
A) pleiotropy.
B) polygenic inheritance.
C) a trait with more than two alleles.

Name: Sickle-cell disease is an example of A) pleiotropy. B) polygenic inheritance. C) a trait with more than two alleles.
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Sickle-cell disease is an example of pleiotropy because it is caused by a single gene with multiple effects on the phenotype, including abnormal hemoglobin and the characteristic sickle-shaped red blood cells.

Sickle-Cell Disease Is an Example of