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23/09/2020 4:47 pm
Topic starter
Which disease has XXY chromosome constitution?
(a) Down’s syndrome
(b) Turner’s syndrome
(c) Klinefelter’s syndrome
(d) Okazaki syndrome
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23/09/2020 4:48 pm
(c) Klinefelter’s syndrome
Explanation:
Down’s syndrome is due to trisomy of 21st chromosome; Turner’s syndrome having XO genotype is caused by the absence of X chromosome in females; klinefelter’s syndrome (XXY) is due to trisomy of sex chromosome.