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Plants produce hormones to regulate their growth. Auxins, for instance, influence plant growth. Know the role of auxin i..

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ATP is the energy source that is typically used by an organism in its daily activities. The name is based on its structu..

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Plant Biology

Plantlife can be studied at a variety of levels, from the molecular, genetic and biochemical level through organelles, c..

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The circulatory system is key to the transport of vital biomolecules and nutrients throughout the body. Learn about the ..

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Freshwater Producers and Consumers

Freshwater ecosystem is comprised of four major constituents, namely elements and compounds, plants, consumers, and deco..

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The Conscious & Unconscious Nervous System

This tutorial elaborates on how the nervous system works, particularly at the tissue level of the brain. There are three..