BIOA01H3 Chapter Notes - Chapter 23: Sympatric Speciation, Allopatric Speciation, Honda Fit

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BIOA01H3 Full Course Notes
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BIOA01H3 Full Course Notes
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Speciation & selection: speciation can occur with or without natural selection, sympatric speciation requires natural selection, a less fit hybrid species is born. Allopatric speciation occurs through natural selection: when a new population is formed in a new environment, the population is forced to adapt. Individuals who choose an ideal mate: large billed birds who mate with other large billed birds to produce large billed offspring (the most fit for the environment). However, there are some individuals who mate with small bill partners (lack of prezygotic isolation).

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