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Meiosis, Germ Cells, and Fertilization

Meiosis, Germ Cells, and Fertilization

Meiosis, Germ Cells, and Fertilization

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<strong>Meiosis</strong> Creates Genetic Diversity<br />

• Autosomes<br />

– common to all members of the species<br />

• Sex chromosomes<br />

– differently distributed according to the sex of the individual<br />

• homologous chromosomes, or homologs<br />

– two copies of each autosome, one from the mother <strong>and</strong> one from the<br />

father<br />

– physically pairing <strong>and</strong> undergoing genetic recombination

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