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A still body of water may be disturbed by a variety of factors. One of them is wind. In fact, it is considered as the pr..

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Control of Growth & Development tutorials look at how the genetic makeup determines the biological processes on a da..

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Different mental disorders are described here. Read this tutorial to get an overview of schizophrenia, affective mood di..

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Lotic communities have conditions that are rather harsh for typical plants. Thus, the diversity of plant species in loti..

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Birth Control and Contraception

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