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

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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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Plant Meristems and Growth

In plants, growth occurs in meristems, which are the site of repeated cell division of unspecialized cells. These cells ..

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Multicellular organisms evolved. The first ones were likely in the form of sponges. Multicellularity led to the evolutio..