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प्रश्न
What is heterogamety ? Explain the mechanism of sex determinatin in Drosophila.
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उत्तर
Heterogamety - Either male or female individual produces two different types of gametes.
Mechanism of sex determination in Drosophila. In Drosophila, the males have one X and one Y chromosome, whereas females have a pair of X-chromosomes besides autosomes.
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संबंधित प्रश्न
Write notes on sex determination in the unborn baby.
What are the chromosomes XY and XX known as?
In a human, how many chromosmes are present in a skin cell?
Why did T. H. Morgan select Drosophila melanogaster to study sex linked genes for his lab experiments ?
Choose the correct answer :
Human sex chromosomes are __________
Write the functional activity of the following structure:
Heterosomes
There are five daughters and no son in a family. It is because
In XO type of sex determination ______.
Which of the following decides the sex of the child?
