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Nelson Biology 12 Section 1.4: Enzymes Quiz

This quiz is based on the content within the Nelson Biology 12 textbook. Enzymes are both proteins and biological catalysts produced by living organisms, and these catalysts accelerate various chemical reactions. This test...

Questions: 55 | Attempts: 13464 | Last updated: Mar 22, 2025

Sample Question 1
Enzymes are protein catalysts. True or false?

True

False

Sample Question 2
Defined, a catalyst is:

A substance that speeds up a chemical reaction, but is consumed in the process

A substance that slows down a chemical reaction, without being consumed in the process

A substance that speeds up a chemical reaction, without being consumed in the process

A substance that slows down a chemical reaction, but is consumed in the process

Sample Question 3
In catalyzed reactions, the reactants are converted into products much slower than they would without a catalyst. True or false?

True

False