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Natali [406]
3 years ago
12

Sickle cell disease is fairly common because __________.

Biology
1 answer:
german3 years ago
7 0

Answer:

The correct answer is - carriers of Sickel cell have advantages.

Explanation:

Sickle cell is a condition or disease that involves several other groups of disorders that affect the molecule that carries oxygen in RBC to cells all over the body. It leads to the atypical hemoglobin called hemoglobin S that distorts the RBC in the crescent or sickle shape.

The people with sickle cell trait that is that an individual is a carrier for the disease have one normal hemoglobin gene and other is hemoglobin S gen has an advantage and increase the chances of survival. It is determined that it has some kind of protective advantage against malaria.

Thus, the correct answer is - carriers of the sickle cell have an advantage.

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https://www.khanacademy.org/science/high-school-biology/hs-classical-genetics/hs-non-mendelian-inheritance/a/polygenic-inheritance-and-environmental-effects
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