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Apart from vitamins, the human body also requires high energy sources such as carbohydrates and fats. If you want an ove..

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There are more species of insects than any other species combined. This surely illustrates that insects have the selecti..

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The nervous system is essentially a biological information highway. This tutorial gives an overview of the nervous syste..

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The movement of molecules (specifically, water and solutes) is vital to the understanding of plant processes. This tuto..