Enzyme Diagram

The graph shows how enzymes affect reactions in cells. Which statement best summarizes the information shown in the graph?

• Enzymes increase the energy of the reactants.

• Enzymes decrease the energy level of the products.

• Enzyme decrease the activation energy of the reaction.

• Enzymes reverse the direction of the reaction.

Tags

NGSS.HS-PS1-4

Letter D...

• active site

• enzyme

• substrate

• products

Letter C...

• active site

• enzymes

• substrate

• products

What is the optimal pH for this enzyme?

• 6

• 10

• 9

• 7

An enzyme speeds up a reaction by

• lowering the activation energy.

• raising the activation energy.

• releasing energy.

• absorbing energy.

The molecule an enzyme is working on is called the:

• Substrate

• Solvent

• Allosteric Inhibitor

• CoEnzyme

Letter B...

• active site

• enzyme

• substrate

• products

Tags

NGSS.MS-LS1-7

NGSS.MS-PS1-2

Letter E...

• active site

• enzyme

• substrate

• products

What is the role of an enzyme in a biochemical reaction?

• To increase the activation energy

• To decrease the activation energy

• To change the equilibrium of the reaction

• To act as a reactant

Which part of the enzyme is responsible for its specificity?

• Active site

• Allosteric site

• Substrate

• Inhibitor