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Meet the colorful takahē, an extremely rare flightless bird. Find out more about its unique features and why they matte..

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Principles of Hormonal Control Systems

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This tutorial elaborates on the effect of light on plant growth. It describes how different plants require different amo..

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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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This tutorial noted some of the physical and chemical factors that provide the framework of a running water community in..

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Upon fertilization, a zygote forms and develops into an embryo. This tutorial elaborates on the growth and development f..