Enzymes & Energy

The substance that binds to an enzyme is called a?

• Polypeptide

• Co-enzyme

• Vitamin

• Substrate

Changes in pH and temperature can ___________________ an enzyme which causes it to lose its shape and affects its function.

• puncture

• denature

• double

• delete

What is the optimal pH for this enzyme?

• 6

• 10

• 9

• 7

The ____________________ mechanism describes how each substrate must fit into the enzyme.

• lock and key

• hammer and nail

• jigsaw puzzle

• seesaw

What is the purpose of an enzyme?

• control how many reactions occur

• raise activation energy

• give permission for the reaction

• speed up chemical reactions

Where do substrates bind to an enzyme?

• calcium channels

• active site

• receptor molecules

• voltage-gated channels

All of the following affect the functioning of an enzyme EXCEPT:

• pH

• temperature

• metabolism

• enzyme concentration, substrate concentration, inhibitor molecules

What is the optimal temperature of this enzyme?

• 60

• 40

• 70

• 30

Which letter represents the product?

• A

• B

• C

• D

Tags

NGSS.HS-LS1-1

NGSS.HS-LS1-6

Which enzyme represents the substrate?

• A

• B

• C

• D

Tags

NGSS.HS-LS2-5