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Apart from vitamins, the human body also requires high energy sources such as carbohydrates and fats. If you want an ove..

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This tutorial introduces flowing water communities, which bring new and dithering factors into the equation for possible..

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Planktons are microscopic organisms that live suspended in aquatic habitats. There are two groups: the phytoplanktons an..

An artistic depiction of Dunkleosteus fish
Fish

The sea was teeming with life. Eventually, through reproduction and continued variation, fish came about. There are over..

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Sensory Systems

A sensory system is a part of the nervous system consisting of sensory receptors that receive stimuli from the internal ..

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Plant organs are comprised of tissues working together for a common function. The different types of plant tissues are m..