Summary:
Essay discusses the topic of evolution. Uses sources to emphasize important points.
Long ago Darwin, an intelligent scientist, created a controversial and disputed the theory that humans evolved from primates over time. (Yet, many people disagree with this theory.) To understand why people may or may not have agreed with this theory you must learn about evolution.
Evolution is the process by which living things known as species undergo changes over time. Darwin theorized that evolution happens because of three main reasons. They are known as mutation, natural selection and genetic drift. Mutation is basically known as a change in the order of the bases in an organism's DNA. Then there's natural selection, natural selection is the process by which organisms with favorable traits survive and reproduce at a higher rate than organisms without the favorable trait. Finally there is genetic drift; this is when frequencies of existing.....
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