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Leaves are the major photosynthetic organ of a plant. Apart from that, they are also crucial to water movement. In this ..

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The kidneys are responsible for the regulation of water and inorganic ions. Read this tutorial to learn about the differ..

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This tutorial presents the benefits and the possible adverse eventualities of genetic engineering. Know more about this ..

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Chromosomes X and Y and Sex Determination

This tutorial looks at sex determination via the sex chromosomes, X and Y. Read it to get more info on X and Y chromosom..

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Chemical Composition of the Body

The body is comprised of different elements with hydrogen, oxygen, carbon, and nitrogen as the major four. This tutorial..

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Biological Viruses

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