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New Zealand is known for its unique biodiversity, caused by its remarkable geography and geologic history. Breaking away..

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Myelin sheath is essential for a faster conductivity of signals. Know more about this feature of some neurons in the Cen..

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Lights’ Effect on Growth

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

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Mammalian Ancestors

Mammals are a diverse group of organisms, where most of them develop their offspring within the uterus of the mother. Ov..

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Freshwater Ecology

Freshwater ecology focuses on the relations of aquatic organisms to their freshwater habitats. There are two forms of co..

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This tutorial looks at the relationship between organisms. It also explores how energy is passed on in the food chain an..