The Removal of a Phosphate Group During an Enzyme-Catalyzed Reaction

question 8

Multiple Choice

The removal of a phosphate group during an enzyme-catalyzed reaction takes ____.

• A) 10¹²years
• B) about 10 milliseconds
• C) about 10²¹milliseconds
• D) more time than for an uncatalyzed reaction
• E) less time at 1000^oC than at 100^oC

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Definitions:

Muscle Contraction

The process of muscle fibers shortening or tensing, leading to movement or the exertion of force.

Constant Force

A force that remains the same in magnitude and direction over a period of time when acting on an object.

Static Training

A form of exercise involving muscle contractions without visible movement in the angle of the joint, focusing on strength.

Isometric Training

Physical training that involves the static contraction of a muscle without any visible movement in the angle of the joint.