CELL STRUCTURES AND FUNCTION
BIO MOLECULES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What is a substance called if it speeds up a chemical reaction?
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reusable
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catalyst
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specific
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fragile
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Explanation:
Detailed explanation-1: -A catalyst is a substance that speeds up a chemical reaction, or lowers the temperature or pressure needed to start one, without itself being consumed during the reaction. Catalysis is the process of adding a catalyst to facilitate a reaction.
Detailed explanation-2: -Enzymes are a form of catalysts that speed up chemical reactions by lowering the activation energy.
Detailed explanation-3: -In general, catalytic action is a chemical reaction between the catalyst and a reactant, forming chemical intermediates that are able to react more readily with each other or with another reactant, to form the desired end product.
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