Explain how the allele for sickle cell disease, which is a harmful allele when a person is homozygous, can be beneficial when a person is heterozygous.

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asked Nov 3, 2018 34.2k views

1 Answer

Rachel Shallit · Answer 1 · 2018-11-07T02:29:59+0000

Since sickle cell is a recessive trait, having a capital letter can make someone have a chance of just being a carrier of the gene.