EEB202H1- Midterm Exam Guide - Comprehensive Notes for the exam ( 65 pages long!)
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Charles darwin: established the theory of evolution, convinced there must be an explanation for the world"s biodiversity, didn"t discover natural selection theory on his own, co-discovered with a. r. Selection: a common misconception is that evolution occurred in the past, not something that is ongoing. The origin of species: main ideas, all organisms have descended with modification from common ancestors, natural selection causes this modification over time, the mechanism by which this evolution takes place is natural selection. "today, the theory of evolution is an accepted fact for everyone but a fundamentalist minority, whose objections are based not on reasoning, but on doctrinaire adherence to religious principles. " A human has about 20,000 genes: each gene is represented by two copies (i. e. A majority of hereditary disorders are only harmful if both copies of alleles of a gene are affected, which means protein products from both genes may fail to operate properly.