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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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Organisms employ different strategies to boost its defenses against antigens. Humans have an immune system to combat pat..

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For human species to obviate extinction, reproductive mature adults should be producing viable offspring in order to con..

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Cell respiration is the process of creating ATP. It is "respiration" because it utilizes oxygen. Know the different stag..

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Following nine months inside the mother's womb is the birth of the baby. Know the different stages of the birthing proce..

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Control of Growth & Development tutorials look at how the genetic makeup determines the biological processes on a da..