Enzyme Action Quiz

All ________________ are considered both proteins and organic catalysts. Use the word bank below to fill in the blanks. All words will be used.

• Enzymes

• Carbohydrates

• Lipids

• Nucleic Acids

To do its job, an enzyme binds to a molecule called a _________________. Use the word bank below to fill in the blanks. All words will be used.

• Substrate

• Inhibitor

• Catalyst

• Product

The energy required for a chemical reaction to occur is called the ________________ energy. Use the word bank below to fill in the blanks. All words will be used.

• Activation

• Potential

• Kinetic

• Thermal

Tags

NGSS.HS-PS1-5

________________ (vitamins) and _________________ (metal ions) bind to a substrate and help an enzyme fit better with its substrate. Use the word bank below to fill in the blanks. All words will be used.

• Coenzymes

• Cofactors

An enzyme binds to a substrate at the ______________________. Use the word bank below to fill in the blanks. All words will be used.

• Active Site

• Inactive Site

• Binding Site

• Catalytic Site

The ____________________ model of enzyme action states that enzymes are specific to one substrate. Use the word bank below to fill in the blanks. All words will be used.

• Lock and Key

• Induced Fit

• Fluid Mosaic

• Competitive Inhibition

The ____________________ model of enzyme action states that enzymes change shape slightly when they bind to their substrate. Use the word bank below to fill in the blanks. All words will be used.

• Induced Fit

• Lock and Key

• Competitive Inhibition

• Non-competitive Inhibition

When factors such as temperature or pH get too high, an enzyme will __________________, or change shape. Use the word bank below to fill in the blanks. All words will be used.

• Denature

• Solidify

• Evaporate

• Condense

Indicate if the statement is true or false: All enzymes are part of the class of organic molecules called carbohydrates.

• True

• False

Indicate if the statement is true or false: Enzymes typically end in -ase.

• True

• False