Assertion (A): 'XX – XY' type of sex-determination mechanism is an example of male heterogamety. Reason (R): In birds male heterogamety is observed as males produce two different types of gametes.

Question

Assertion-ReasonSex Determination in Human BeingsCBSE PYQ

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Which of the following conditions correctly describes the manner of determining the sex in the given options?

Assertion (A) : Human male is referred to as heterogametic. Reason (R) : The male produces millions of sperms of the same kind.