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Question : [A]: Genetic disorder, sickle cell anaemia is common in new born babies·[R]: It is caused by heterozygosity for allble Hbc, producing a single ammo acid substitu tion in the a-chain of the Haemoglobin deter- mined by allele Hb^A

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If both A and R are true and R is the CORRECT EXPLANATION of A
If both A and R are true but R is not the correct explanation of A
If A is true and R is false
If both A and R are false

Answer :C


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