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Plants are responsible for incredible feats of molecular transformation. Plant processes, such as photosynthesis, photop..

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Lymphocytes are a type of white blood cell capable of producing a specific immune response to unique antigens. In thi..

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Chemical Composition of the Body

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

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The Evolutionary Development of Multicellular Organisms

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

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Genetic Information and Protein Synthesis

Genes are expressed through the process of protein synthesis. This elaborate tutorial provides an in-depth review of the..

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Humans are diploid creatures. This means that for every chromosome in the body, there is another one to match it. Howeve..