The Wallace - ) of a species, resulting in a transformation...

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The Wallace-Darwin Theory 1. Individuals in a population have variable levels of agility, size, ability to obtain food, and different siccesses in reproducting. 2. Left unchecked, populations tend to expand exponentially, leading to a scarcity of resources. 3. In the struggle for existence, some individuals are more successful than others, allowing them to survive and reproduce. 4. Those organisms best able to survive and reproduce will leave more offspring than those unsuccessful individuals. 5. Over time there will be heritable changes in phenotype (and genotype
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Unformatted text preview: ) of a species, resulting in a transformation of the original species into a new species similar to, but distinct from, its parent species. Natural Selection and Genetics Neither Darwin nor Wallace could explain how evolution occurred: how were these inheritable traits (variations) passed on to the next generation? (Recall that Gregor Mendel had yet to publish his ideas about genetics ). During the 20th century, genetics provided that answer, and was linked to evolution in neoDarwinism, also known as the Modern Synthesis....
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This note was uploaded on 11/29/2011 for the course BIO BSC1010 taught by Professor Gwenhauner during the Fall '10 term at Broward College.

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