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This lesson is about the methods used for ecological research, such as quadrat and transect sampling, canopy fogging, an..

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Growth and Plant Hormones

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The Homo Species

The evolution of the species of the genus "Homo" led to the emergence of modern humans. Find out more about human evolut..

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Multicellular organisms evolved. The first ones were likely in the form of sponges. Multicellularity led to the evolutio..