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The body is comprised of different elements with hydrogen, oxygen, carbon, and nitrogen as the major four. This tutorial..

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Find out more about New Zealand's unique biodiversity by exploring a range of different ecosystems and the key role of s..

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Population Regulation in an Ecosystem

With regard to the population size of a species and what factors may affect them, two factors have been defined. They ar..

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