130
Question
Bird females have chromosome arrangement as
Bird females have chromosome arrangement as
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Solution
The correct option is C WZ
In birds, sex is determined by morphologically dissimilar pair of chromosomes called as sex chromosomes. Z and W are two sex chromosomes of birds. A male bird has ZZ (homogenetic sex) arrangement while a female bird has ZW (heterogenetic sex) arrangement of chromosomes. Number of chromosomes in birds is 69.Thus, the correct answer is option C.
In birds, sex is determined by morphologically dissimilar pair of chromosomes called as sex chromosomes. Z and W are two sex chromosomes of birds. A male bird has ZZ (homogenetic sex) arrangement while a female bird has ZW (heterogenetic sex) arrangement of chromosomes. Number of chromosomes in birds is 69.
Thus, the correct answer is option C.
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