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This tutorial elaborates on the physical development of humans, particularly from puberty to adulthood. Read this tutori..

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Myelin sheath is essential for a faster conductivity of signals. Know more about this feature of some neurons in the Cen..

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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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Still Water Community Plants

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

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Stems primarily provide plants structural support. This tutorial includes lectures on the external form of a woody twig ..

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The Dinosaurs

Dinosaurs represented a major turn in the evolutionary development of organisms on Earth. The first dinosaurs were presu..