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A catalyst is a substance that speeds up a chemical reaction.
Example:
An enzyme, which helps break down food. There are many different types of enzymes for specific types of foods. An enzyme is a type of catalyst.
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∙ 12y ago
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What is cataylyst?
A catalyst is something that sparks/causes a reaction. Usually used in reference to a protein being the catalyst for a reaction in biology.
What do you call a substance that accelerates the rate of a chemica reaction?
A substance that accelerates the rate of a chemical reaction is called a catalyst.
What is a chemical substance that helps control reactions?
A catalyst is generic term used to influence rates of reaction. The catalyst lowers the activation energy required to start the reaction. In biology, catalysts are called enzymes.
What is a chemical used to speed up a reaction called?
In chemistry it's called a catalyst. In biology it's usually a protein and is called an enzyme.
What is a Catalyst mean in chemistry?
In Biology, a catalyst is a substance which speeds up a chemical reaction, without being changed themselves. Biological catalysts are found in living organisms.
What is a substance that lowers the activation energy for a chemical reaction but is not changed or used up in the reaction?
This is called a catalyst. In biology, it is referred to as an enzyme (biological catalyst). Catalysts can also be used to speed up or slow down chemical reactions.
A catalyst for chemical reactions in biology systems is a?
Biological catalysts are called enzymes. All enzymes are globular proteins, and speed up metabolic reactions in our bodies.
What term describes a substance rhat lowers the amount of energy needed to start a chemical reaction?
This substance is called a catalyst.
What is a substance that speeds up a reaction?
A catalyst is a substance that speeds up the rate of a chemical reaction.
A substance that speeds up rate of a chemical reaction?
Catalyst, biocatalyst or enzyme.
What are proteins that speed up a chemical reaction in living things?
A catalyst. Definition from Pretence Hall Biology: A catalyst is a protein that speeds up the rate of a chemical reaction.
What speeds up biochemical reactions?
A catalyst which in biology is called an enzyme.
