Examlex
Evaluate.
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Reactant
Substance that participates in a reaction.
Product
An item or substance that is manufactured or refined for sale.
Enzymes
Biological catalysts that speed up chemical reactions in cells, thus playing a critical role in metabolism.
Humans
A species of bipedal primates, scientifically known as Homo sapiens, characterized by advanced brain development, language use, and tool making.
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