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Sample answer: Humans did not evolve from chimps—rather, living chimps and living humans both evolved from a common ancestor. After the split from this common ancestor, many hominin species arose, lived, and
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We can directly observe small-scale evolution in organisms with short lifecycles (e.g., pesticide- resistant insects). Introduction Evolution is a key unifying principle in biology. AsTheodosius Dobzhansky once said, "Nothing in biology makes sense except in the light of evolution." 1
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Natural selection explains how evolution can occur. There are four main principles to the theory of natural selection: variation, overproduction, adaptation, and descent with modification.
Feb 9, 2022 · 2022 DBE Self-study Guides Gr. 12 Life Sciences: Evolution. This study guide is intended to serve as a resource for teachers and learners. It provides notes, examples, problem-solving exercises with solutions and examples of practical activities.
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presents evolutionary theory with a lucidity and vision that readers will quickly appreciate, and is intended for anyone wanting an accessible and concise guide to evolution.
