Enzyme Action

What is the purpose  of an enzyme?

• give permission for the reaction
• raise activation energy
• speed up reactions
• control how many reactions occur

Tags

NGSS.MS-LS1-7

What is structure A?

• Substrate
• Active site
• Enzyme
• Products

Tags

NGSS.MS-LS1-7

What is structure D?

• Substrate
• Active site
• Enzyme
• Products

Tags

NGSS.MS-LS1-2

What is structure C?

• Substrate
• Active site
• Enzyme
• Products

Tags

NGSS.MS-PS1-5

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. 

Tags

NGSS.HS-PS1-5

What happens when enzymes are heated to a high temperature?

• The enzymes die.
• The shapes of the enzyme are altered denature
• The enzymes' amino acid sequence changes.
• The enzymes remain the same

Tags

NGSS.HS-PS1-5

The pH at which an enzyme is most efficient is called the _________ pH of an enzyme.

• neutral
• optimum
• minimum
• experimental 

Cells can only work if their enzymes are functioning. What can you infer from the graph?

• Cells function best at low pH values

• Cells function fine at all pH values

• Cells function best at high pH values

• Cells do not function well if the pH is too high or too low

What is the optimal pH of enzyme A?

• 8
• 2
• 5.7-10
• 10

Which substrate would this enzyme catalyze?

• 
• 
• 
•