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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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This tutorial introduces flowing water communities, which bring new and dithering factors into the equation for possible..

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Dominance

This tutorial presents Gregor Mendel's law of dominance. Learn more about this form of inheritance and how it can be pre..

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Freshwater Producers and Consumers

Freshwater ecosystem is comprised of four major constituents, namely elements and compounds, plants, consumers, and deco..

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Biological Viruses

Viruses possess both living and non-living characteristics. This unique feature distinguishes them from other organisms...

Types and Causes of Brain Damage
Types and Causes of Brain Damage

This tutorial describes the different types and causes of brain damage. Find out how genetics, physical injury, lack of ..