what is point mutation ex
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Sickle cell anaemia is the example of point mutation
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- Point mutation is a change in a single base pair of DNA by substitution, deletion, or insertion of a single nitrogenous base.
- An example of point mutation is sickle cell anaemia.
- It involves mutation in a single base pair in the beta-globin chain of haemoglobin pigment of the blood.
- Glutamic acid in short arm of chromosome II gets replaced with valine at the sixth position.
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