BIOA02H3 Chapter 23: Chapter 23
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BIOA02H3 Full Course Notes
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What are species: speciation- the process by which one species splits into two or more daughter species, speciation occurs gradually over a long period of time, species- kind defined in different ways. male- this is a different species because they don"t look alike: different breeds of dogs don"t not look the same but they can breed. Biology i i: reproductive isolation: individuals in a population can mate with each other, but not with those of another population. If they can"t interbreed the changes does not occur in both group but one group it makes two different species. Darwin"s finches in each island: all looked different , evolved differently due to different pressure in each island www. notesolution. com. Porkfish: used to be one species (3 half million years ago , north america and south america two different continents and water between them, land bridge formed from and both continents became one.
