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Differentiate between 'ZZ' and 'XY' type...

Differentiate between 'ZZ' and 'XY' type of sex-determination mechanism.

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### Step-by-Step Solution: 1. **Definition of Sex Determination Mechanisms**: - Sex determination mechanisms are biological systems that determine the sex of an organism based on its genetic makeup. 2. **XY Type of Sex Determination**: - In the XY sex-determination system, which is commonly found in humans and many other mammals, males are heterogametic (XY) and females are homogametic (XX). - Males produce two types of gametes: X and Y, while females produce only X gametes. ...
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XII BOARD PREVIOUS YEAR PAPER ENGLISH-XII BOARDS-SET-III
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