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प्रश्न
In a human, how many chromosmes are present in a fertilised egg?
उत्तर
A fertilised egg has 46 chromosomes.
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संबंधित प्रश्न
A zygote which has inherited an X chromosome from the father will develop into :
(a) baby boy
(b) baby girl
(c) adult
(d) either boy or girl
Both father and mother have the genes Ee in their cells. What colour are their eyes?
What is heterogamety ? Explain the mechanism of sex determinatin in Drosophila.
Define the following:
Sex chromosomes
Give Reason:
Why X-linked recessive diseases are more common among males than females.
Write a short note on sex determination in man.
What is Lyonisation?
Differentiate Intersexes from Supersexes.
The maleness of a child is determined by
A zygote which has Y chromosome inherited from the father will develop into a ______.
