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explain why sickle cell anaemia is a form of discontinuous variation

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Answer:

Sickle Cell Anaemia can be considered a form of discontinuous variation because the variation falls within definite groups. You either have sickle cell malaria (HsHs) or you do not (HaHa). There is nothing in between and so one cannot draw a continuum (continuous scale) for Sickle cell Anaemia.

Explanation:

Sana makatulong

Sickle cell anemia is a form of discontinuous variation due to the fact the variation falls within definite groups.

Sickle cell anemia is a group of disorders that leads to the breakdown of red blood cells. In such a case, the red blood cells form a sickle shape. The cells then die early which leads to the reduction in healthy red blood cells.

Discontinuous variation is the genetic variation where a character is found in a population that has two or more phenotypes. Sickle cell anemia is a form of discontinuous variation. It's affected by internal genes and not the external environment. Its variation also falls within definite groups.

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