Enzymes

Enzymes are

• nucleic acids
• proteins
• lipids
• carbohydrates

Tags

NGSS.MS-LS3-1

Which of the following binds to the active site of an enzyme? 

• substrate
• product
• codon
• none of the above

Based on the graph, what temperature does this enzyme work best? 

• 15 C
• 40 C
• 30 C

Tags

NGSS.HS-PS1-5

What is the function of an enzyme?

• enzymes break themselves into small pieces
• they slow down chemical reactions
• they speed up chemical reactions
• enzymes combine products to form reactants 

What happens when enzymes are heated to a high temperature?

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

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

Letter D...

• active site
• enzyme
• substrate
• products

Tags

NGSS.MS-PS1-5

Letter B...

• active site
• enzyme
• substrate
• products

Tags

NGSS.MS-LS1-7

Letter C...

• active site
• enzymes
• substrate
• products

Letter E...

• active site
• enzyme
• substrate
• products

Tags

NGSS.MS-LS1-7

NGSS.MS-PS1-2