Which one of the following condition in humans, is correctly matched

Which One Of The Following Condition In Humans Is Correctly Biology Question

Which one of the following condition in humans, is correctly matched with its chromosomal abnormality / linkage?

Options

(a) Klinefelters syndrome-44 autosomes a XXY
(b) Colour blindness-Y-linked
(c) Erythroblastosis foetalis-X-linked
(d) Down syndrome-44 autosomes + XO

Correct Answer:

Klinefelters syndrome-44 autosomes a XXY

Explanation:

Klinefelter’s syndrome is a gentic disorder affecting men in which an individual gains an extra X chromosomes, so that the usual Karyotype of XY is replaced by one of XXY. Symptoms of Klinefelter’ssyndrome named after us physicial H.P. klinefelter, include female characteristics (such as breast enlargement.

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Topics: Genetics (204)
Subject: Biology (4253)

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