Sickle-cell anaemia happens due to ... A ... mutation in which ... B ... of haemoglobin is affected.

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4.Principles of Inheritance and Variation

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Sickle-cell anaemia happens due to ...$A$... mutation in which ...$B$... of haemoglobin is affected.

Fill the correct option for $A$ and $B$

A

$A-$point; $B-$ $\beta$-chain

B

$A-$chromosomal; $B-\alpha -$chain

C

$A-$allele; $B-\alpha -$chain

D

$A-$non-allele; $B-$chain

Solution

$A-$point; $B-$ $\beta$-chain

Standard 12

Biology

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