Biology · Genetics

Choose the correct statements regarding sickle-cell anemia: A. In sickle-cell anemia, a valine is substituted for the glutamic acid at the sixth position of the beta-globin chain. B. The red blood cells of individuals who are homozygous for the sickle-cell allele collapse into a sickle shape when oxygen levels in the blood are low. C. Individuals who are heterozygous for the sickle-cell allele are said to possess the sickle-cell trait. Choose the correct answer from the options given below:

Verified Solution4 OptionsUpdated: October 2026👁️1 View

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A, B and C

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