Some Kinds of Drain Cleaners Use Enzymes Rather Than Strong,more

question 20

Multiple Choice

Some kinds of drain cleaners use enzymes rather than strong,more dangerous chemicals.These enzymes must be able to

• A) catalyze a catabolic reaction.
• B) raise the energy of the reaction that clears the clog.
• C) create energy that can be used to break up the clog.
• D) catalyze an anabolic reaction.

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Definitions:

Electrical Activity

The movement of electrical charges or signals, crucial for the functioning of nerves and muscle cells, including those in the heart.

Heart Using

This is not a recognized key term and appears to be incorrectly phrased or out of context.

Intradermal Test

An allergy test in which dilute solutions of allergens are introduced into the skin of the inner forearm or upper back with a fine-gauge needle.

Subcutaneous Test

is a medical diagnostic procedure that involves injecting a substance just beneath the skin to test for an allergic or immune response.