Enzymes

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

• reusable
• catalyst
• specific
• fragile

With what 3 letters do enzymes typically end?

• -ose
• -ase
• -ese
• -tic

Enzymes are an example of

• Lipids

• Carbohydrate

• Protein

• Nucleic Acid

Tags

NGSS.HS-LS1-1

Letter D...

• active site
• enzyme
• substrate
• products

Letter B...

• active site
• enzyme
• substrate
• products

Letter C...

• active site
• enzymes
• substrate
• products

Tags

NGSS.HS-PS1-2

Letter E...

• active site
• enzyme
• substrate
• products

An enzyme speeds up a reaction by

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

Tags

NGSS.HS-PS1-5

What happens when enzymes are heated to a high temperature?

• The enzymes die.

• The shape of the enzyme are changed and it denatures

• The enzymes' amino acid sequence changes.

• The enzymes remain the same

Which of these is most likely an enzyme?  

• Sucrose

• Galactose

• Fructose

• Amylase