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Plants need to regulate water in order to stay upright and structurally stable. Find out the different evolutionary adap..

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This tutorial deals with the abiotic factors of the freshwater environment that determine what sort of life would be sui..

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

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New Zealand’s Unique Geographical History

Explore why New Zealand has such unique flora and fauna, and learn why long periods of geographical isolation. This less..

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Lights’ Effect on Growth

This tutorial elaborates on the effect of light on plant growth. It describes how different plants require different amo..

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