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This tutorial presents Gregor Mendel's law of dominance. Learn more about this form of inheritance and how it can be pre..

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Plant Water Regulation

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

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While learning and intelligence are associated with the functions of a conscious mind, sleep and dreams are activities o..

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The blood sugar level is regulated by two hormones. The mechanism behind this type of negative feedback control is descr..

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Seed Plants

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