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Human consciousness and behavior are an interesting topic since they are determined and controlled by the brain. Conscio..

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

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This tutorial recognizes the importance of food as a source of energy that will fuel many biological processes. A good d..

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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..