More enzymes 2

What is the optimum temperature for this enzyme?

• 20 degrees Celsius

• 45 degrees Celsius

• 52 degrees Celsius

• 64 degrees Celsius

Match the following

• Substrate

• The specific reactants that binds to an enzyme.

• Enzyme

• The temporary location where enzymes and substrates bind.

• Activation Energy

• The term given to enzymes when their shape has been changed due to environmental conditions.

• Denatured

• A catalyst for living organisms.

• Active Site

• The amount of energy needed to start a chemical reaction.

Tags

Enzymes & Biochemical Reactions

HS-LS1-6

vocabulary

Why has this enzyme activity decreased so much?

• The enzyme has become saturated

• The temperature is too low

• The enzyme has become denatured

Tags

Enzymes & Biochemical Reactions

HS-LS1-6

enzymes

graphing

What happens to the pepsin enzyme in alkaline conditions

• The reaction rate increases

• The enzyme collides with more substrate

• The enzyme will denature and no longer work

• The shape of the enzyme does not change and still has activity

Tags

Enzymes & Biochemical Reactions

HS-LS1-6

enzymes

graphing

Some people cannot digest milk products because they lack a specific enzyme. Which enzyme would be used to break down the lactose in milk?

• hydroxylase

• maltase

• peroxisomes

• lactase

Tags

Enzymes & Biochemical Reactions

HS-LS1-6

enzymes

What happens to an enzyme when it is denatured?

• Activation energy is lowered

• It becomes stronger

• It loses its shape

• Activation energy is raised

Tags

Enzymes & Biochemical Reactions

HS-LS1-6

enzymes

Why has this enzyme activity decreased so much?

• The enzyme has become saturated

• The temperature is too low

• The enzyme has become denatured

Which line represents an enzyme-catalyzed reaction? 

• Line 1
• Line 2

Refer to the figure above. What temperature would be considered the optimum temperature for this enzyme's activity rate?

• 20 Degrees Celsius

• 60 Degrees Celsius

• 40 Degrees Celsius

• 30 Degrees Celsius

What can be concluded from this graph?

• The reactants have less energy than the products

• The enzyme is consumed during the course of the reaction

• The enzyme lowers the energy of activation for the reaction

• The amount of free energy produced in the reaction increases with an enzyme