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Sickle cell anaemia is...

Sickle cell anaemia is

A

Caused by substitution of valine by glutamic acid in the beta globin chain of haemoglobin

B

Caused by a change in a single base pair of DNA

C

Characterized by elongated sickle like RBcs with a nucleus

D

An autosomal linked dominant trait

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The correct Answer is:
B
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NTA MOCK TESTS-NTA NEET SET 71-BIOLOGY
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