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(a) present in the nucleus of cells are ...

_____(a)______ present in the nucleus of cells are responsible for the sex of a person. If a sperm containing _____(b)____ fertilizes an egg, the zygote will develop into a girl child.On the other hand, if a sperm containing _____(c)___ fertilizes an egg, the zygote will develop into a boy child

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To solve the question step by step, we will fill in the blanks based on our understanding of genetics and the role of chromosomes in determining the sex of a person. ### Step-by-Step Solution: 1. **Identify what is present in the nucleus of cells that is responsible for the sex of a person.** - In human cells, the nucleus contains **chromosomes**. Chromosomes carry genetic information, including the genes that determine sex. - **Answer for (a): Chromosomes** ...
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