Which of the Following Statements Is CORRECT About Enzymes

question 83

Multiple Choice

Which of the following statements is CORRECT about enzymes?

• A) Most enzymes are proteins.
• B) Enzymes speed up reactions that are intended to happen anyway.
• C) Enzymes do not change the output of a reaction.
• D) Enzymes can perform over and over.
• E) All of these are correct.

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Definitions:

Lubricity

The property of a substance that reduces friction between surfaces in motion.

Boil Temperatures

The temperatures at which liquids change to gases, varying with the atmospheric pressure and the chemical composition of the liquid.

Ring Gear Tooth

A tooth on the outer edge of a ring gear, engaged by the pinion gear to transmit torque in a differential.

Top Land

The uppermost portion of a piston in an internal combustion engine, situated above the top piston ring and playing a key role in sealing combustion gases.