AP Biology Unit 3

How do enzymes speed up chemical reaction?

• Increasing activation energy

• Decreasing activation energy

• Increasing deactivation energy

• Decreasing deactivation energy

Each enzyme only has 1 substrate that will fit its active site.  What is this called?

• reusablility
• denaturation
• specificity
• fragility

With what 3 letters do enzymes typically end?

• -ose
• -ase
• -ese
• -tic

Tags

NGSS.MS-LS1-7

Which of the following conclusions can be drawn from this graph?

• The optimum pH of the enzyme is 6.6.
  
• The optimum pH of the enzyme is 5.8
  
• The enzyme’s activity increases as pH increases 5.0 to 9.0
  
• The enzyme’s activity is greater around pH of 8.0 .
  

Tags

NGSS.MS-PS1-2

Any substance that is acted upon by an enzyme is called a(n)?

• Coenzyme
• Substrate
• Vitamin
• Polypeptide

Tags

NGSS.MS-LS1-7

In the diagram, what is letter A? 

• product
• substrate
• enzyme-substrate complex
• active site

Enzymes are...

• nucleic acids
• proteins
• lipids
• carbohydrates

Tags

NGSS.MS-LS1-7

What happens when enzymes are heated to a high temperature?

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

Tags

NGSS.HS-PS1-5

Babies do not have well developed digestive systems for breaking down proteins; therefore baby food is prepared after treatment with which enzyme? 

• protease
• lipase
• carbohydrase
• synthase

Tags

NGSS.MS-LS1-7

Energy is released from ATP when

• a phosphate group is added
• adenine bonds to ribose
• ATP is exposed to sunlight
• a phosphate group is removed

Tags

NGSS.HS-PS1-4