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Nonamiya [84]
3 years ago
12

Most chemical reactions within cells do not occur spontaneously. Instead, they need a catalyst to get them started. Why do you t

hink this is so?​
Biology
1 answer:
Tasya [4]3 years ago
5 0

Answer:

A catalyst is a chemical involved in, but not changed by, a chemical reaction. Many enzymes function by lowering the activation energy of reactions. By bringing the reactants closer together, chemical bonds may be weakened and reactions will proceed faster than without the catalyst.

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