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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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This tutorial investigates perception as two people can interpret the same thing differently. Know more about human perc..

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Neurons generate electric signals that they pass along to the other neurons or target tissues. In this tutorial, you wil..

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Plants protect themselves by releasing hydrogen peroxide to fight against fungal invasion. Another way is by secreting c..

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Molecules move within the cell or from one cell to another through different strategies. Transport may be in the form of..