The trisomy of 21st chromosome causes
(A)Klinefelter's syndrome
(B)Turner's syndrome
(C)Sickle cell anaemia
(D)Down's syndrome
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(D) Dowm symdrome is the answer....
shivamshinghanp3ron0:
Yes right answer is downs syndrome
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The trisomy of 21st chromosome causes
(A)Klinefelter's syndrome
(B)Turner's syndrome
(C)Sickle cell anaemia
(D)Down's syndrome
Answer
The trisomy of 21st chromosome causes option (D) Down's syndrome
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