Chemical Reactions and Enzymes

Front

What is a substance called if it speeds up a chemical reaction?

Back

catalyst

Front

With what 3 letters do enzymes typically end?

Back

-ase

Front

Enzymes are an example of:

Lipids

,

Carbohydrate

,

Protein

,

Nucleic Acid

Back

Protein

Front

Letter D...

Back

enzyme

Front

Letter B... Options: active site, enzyme, substrate, products

Back

substrate

Front

Letter C...

Back

active site

Front

How does an enzyme speed up a reaction?

Back

lowering the activation energy.

Front

What happens when enzymes are heated to a high temperature?

Back

The shape of the enzyme are changed and it denatures

Front

The molecule an enzyme is working on is called the:

Back

Substrate

Front

Which of these is NOT true? Enzymes can denature (change shape) when the temperature gets too high., Enzymes can only be used once in a chemical reaction., Extreme pH can denature enzymes., Enzymes speed up chemical reactions.

Back

Enzymes can only be used once in a chemical reaction.