Enzymes Speed Up Reactions by Lowering the Activation Energy of a Reaction.This

question 11

Multiple Choice

Enzymes speed up reactions by lowering the activation energy of a reaction.This is analogous with

• A) reducing the force a ball needs to start rolling down a hill.
• B) increasing the height an apple will fall from a tree.
• C) blocking a flowing river with a dam to stop the flow.
• D) causing a snow storm in the middle of summer when temperatures are hot.
• E) All answers are correct.

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Definitions:

Waking Up

The process of transitioning from sleep to consciousness.

Conditioned Response

The learned response to a previously neutral stimulus that has become associated with an unconditioned stimulus in classical conditioning.

Conditioned Stimulus

A previously neutral stimulus that, after being associated with an unconditioned stimulus, elicits a conditioned response.

Unconditioned Stimulus

In classical conditioning, a stimulus that naturally and automatically triggers a response without prior learning or association.