Enzymes

Match the following from the diagram.

• enzyme

• c

• active site

• a

• products

• b

• substrate

• d

Tags

NGSS.HS-LS1-5

NGSS.HS-LS1-7

NGSS.HS-LS2-3

The loss of shape in a protein as a result of changes in temperature, pH, or exposure to chemicals is known as ___ .

• active site

• denaturation

• product

• reactant

Which is the correct labeling of a chemical reaction?

• products

• B

• yields

• A

• reactants

• C

The amount of energy needed to cause a chemical reaction to start is called

• potential energy

• active site

• activation energy

• denaturation

Tags

NGSS.HS-PS1-4

An enzyme is a ___ for one chemical reaction.

• substrate

• product

• catalyst

• reactant

Label the parts of the enzyme model

a

b

c

d

Enzyme

Active site

Products

Substrate

Click on the temperature that this enzyme is having optimum activity.

Which enzyme is most efficient in a basic solution?

• A
• B

An enzyme speeds up a reaction by

• lowering the activation energy.
• raising the activation energy.
• releasing energy.
• absorbing energy.

Tags

NGSS.HS-PS1-4