Normal males have XY chromosomes whereas normal females have:

(a) XX chromosomes
(b) XYY chromosomes
(c) XXX chromosomes
(d) X chromosome

Anurag Mishra Professor Asked on 3rd February 2016 in Biology.
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    Answer: (a) XX chromosomes 

    Anurag Mishra Professor Answered on 5th February 2016.
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