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ATP
  • 1. Cells store energy when ___________.
A) the third phosphate group breaks off from an ATP molecule
B) a third phosphate group is bonded to to an ADP molecule
C) they break down sucrose to glucose and fructose
D) ions are released into the bloodstream
  • 2. ATP molecule
A) help a plant produce carbon dioxide
B) produce NADPH
C) contain five phosphate groups
D) can both store energy and provide it for metabolic reactions
  • 3. Which of the following is not part of adenosine diphosphate?
A) two phosphate groups
B) adenine
C) glucose
D) ribose
  • 4. Which phrase best describes the function of the ATP molecule?
A) stores energy
B) converts energy
C) carries energy
D) absorbs energy
  • 5. Energy is released from ATP when the bond is broken between ________.
A) adenine and a phosphate group
B) ribose and a phosphate group
C) two phosphate groups
D) adenine and ribose
  • 6. When ADP is converted to ATP the enzyme _______ is used.
A) ATPase
B) rubioase
C) ATP synthase
D) amylase
  • 7. Glucose breaks down to give ____ATP's.
A) 7
B) 36
C) 146
D) 12
  • 8. What does ATP stand for?
A) Adenine TriPhosphate
B) Adenosine TriPhosphorus
C) adenosine triphosphate
D) adenine Triple Power
  • 9. Cells have only a small amount of ATP on hand at any give time. Why is this true?
A) ATP is efficient for transferring, but not for long-term storage of energy.
B) ATP releases so much energy that only small amounts are necessary.
C) It is not true. Cells have a great deal of ATP on hand at all times.
D) It is not true. Cells do not use ATP at all.
  • 10. How can ADP be transformed into ATP?
A) adding energy and another ribose
B) adding energy and a phosphate group
C) removing energy and a phosphate
D) removing adenine
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