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Evolution - definitions and important points

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Difference between micro and macro evolution

Macro: large-scale evolutionary changes over a long period of time. Micro: small scale evolutionary changes in gene frequency from 1 generation to the next (small changes).

homologous structures

structures that have the same function (pentadactyle limb in mammals)and structure due to the same ancestors, they are superficially different

5 methods of artificial selection

1) classical methods of deliberate interbreeding. 2) genetic engineering. 3) mutagenesis. 4)embryo rescue. 5) polyploidy.

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Institution 12
Course Life Sciences (Biology)

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