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Pick out the correct statements (A) Ha...

Pick out the correct statements
(A) Haemophilia is a sex-linked recessive disease
(B) Down's syndrome is due to aneuploidy
(C) Phenylketonuria is an autosmal recessive gene disorder
(D) Sickle cell anaemia is a x-linked recessive gene disorder

A

(A) and (D) are correct

B

(B) and (D) are correct

C

(A), (C) and (D) are correct

D

(A), (B) and (C) are correct

Text Solution

Verified by Experts

The correct Answer is:
D
Sickle cell anaemia is autosomal recessive disorder due to point mutation at 6th position of B – q Lobin gene of hemoglobin result in change in qlutamic acid to valine and thus RBC get sickle shape and causes anaemia.
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