A. In humans, males are heterogametic and females are homogametic.
Explain. Are there any examples where males are homogametic
and females heterogametic?
b. Also describe as to, who determines the sex of an unborn child?
Mention whether temperature has a role in sex determination.


NCERT Class XII
Biology - Main Course Book

Chapter 5. Principle of Inheritance and Variation

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Answers

2015-06-16T16:33:41+05:30
A. In chicken, the male is homogametic and the female is heterogametic.
b. In human, male is heterogametic and hence the male determines the sex of unborn child. No, temperature has no effect on sex determination.
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