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Chapter 8: Mitosis - Cell Division and Reproduction

Chapter 8: Mitosis - Cell Division and Reproduction

Chapter 8: Mitosis - Cell Division and Reproduction

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Meiosis: Generates haploid gametes<br />

• Reduces the number of chromosomes by half,<br />

producing haploid cells from diploid cells.<br />

• Also produces genetic variability, each gamete is<br />

different, ensuring that two offspring from the<br />

same parents are never identical.<br />

• Two divisions: Meiosis I <strong>and</strong> meiosis II.<br />

Chromosomes are duplicated in interphase prior<br />

to Meiosis I.<br />

Meiosis I: Separates the members of each homologous<br />

pair of chromosomes. Reductive division.<br />

Meiosis II: Separates chromatids into individual<br />

chromosomes.

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