GEOL 105L Study Guide - Final Guide: Thomas Robert Malthus, Allele Frequency, Natural Selection
23 Apr 2020
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Darwin and wallace proposed that species change through time. Darwin"s inspiration based on variation among individuals in populations population consists of individuals of the same species living in the same area at the same time. Individuals with certain traits produce more offspring than others without these traits. Thomas robert malthus wrote the book an essay on the principle of population. Many more individuals are born than can survive , thus, people compete for resources population thinking rather than typological thinking claimed that variation among individuals in a population was the key to understanding evolution. The theory of evolution by natural selection was revolutionary for several reasons: It overturned the idea that species are static and unchanging. It proposed a mechanism that could account for change through time. Its predictions could be tested through observation and experimentation. The pattern of evolution evolution as descent with modification:
