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

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The movement of molecules (specifically, water and solutes) is vital to the understanding of plant processes. This tuto..

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Meiosis is a form of cell division that creates gametes. It is comprised of two divisions that in the end, the resulting..

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Regulation of Biological Systems tutorials are focused on the modulation of biological systems from cell to population l..

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Life, as we know it today, is presumed to have started in the sea and many of them were likely eukaryotic animal-like or..

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This tutorial looks at the adaptations of freshwater plants for them to thrive in still water habitats. Familiarize your..