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Seed plants are vascular plants. They differ from the other vascular plants in producing seeds that germinate into a new..

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This tutorial is a continuation of the first lesson on chromosomal mutation. Here, find out the chromosomal aberrations ..

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This tutorial focuses on the way genes control and determine every aspect of the body. It describes lac operon as an exa..

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

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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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This tutorial noted some of the physical and chemical factors that provide the framework of a running water community in..