Enzymes

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

Tags

NGSS.HS-PS1-5

What is the optimal pH for this enzyme?

• 6

• 10

• 9

• 7

What is the purpose of an enzyme?

• control how many reactions occur

• raise activation energy

• give permission for the reaction

• speed up chemical reactions

Tags

NGSS.HS-PS1-5

Once a new product leaves an enzyme, the enzyme is unchanged and ready for the next substrate. What is this called?

• fragile

• reusable

• specific

• catalyst

After the enzyme and substrate bind together and perform the reaction, what does the substrate become?

• a substrate

• an active site

• an enzyme

• a product

Enzymes are _______________ that _____________________ chemical reactions by ____________ the amount of activation energy required to start the reaction.

• carbohydrates, slow down, lowering

• proteins, speed up, increasing

• lipids, speed up, lowering

• proteins, speed up, lowering

Tags

NGSS.HS-PS1-5

What is the optimal temperature of this enzyme?

• 60

• 40

• 70

• 30

Tags

NGSS.HS-PS1-5

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

• reusable
• catalyst
• specific
• fragile

Tags

NGSS.HS-PS1-5

With what 3 letters do enzymes typically end?

• -ose
• -ase
• -ese
• -tic

Tags

NGSS.MS-LS1-7