ATP-ADP Cycle and Cellular Energy Processes
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Questions and Answers

What is the main energy source for the majority of cellular functions?

  • ADP
  • Phosphate
  • H2O
  • ATP (correct)
  • What is the process of attaching phosphate to ADP to produce ATP called?

  • Respiration
  • Phosphorylation (correct)
  • Hydrolysis
  • Condensation
  • What type of reactions are exergonic reactions?

  • Energy-releasing (correct)
  • Energy-demanding
  • Non-spontaneous
  • Spontaneous
  • Where does the majority of ATP production take place?

    <p>Electron Transport Chain (ETC)</p> Signup and view all the answers

    How do cells manage energy resources for doing work?

    <p>By energy coupling, using exergonic processes to drive endergonic ones</p> Signup and view all the answers

    What is the role of chloroplasts in photosynthesis?

    <p>To absorb energy from the sun</p> Signup and view all the answers

    Which molecule is used as an energy carrier in both photosynthesis and cellular respiration?

    <p>NADPH+</p> Signup and view all the answers

    Where does anaerobic respiration occur?

    <p>Cytoplasm</p> Signup and view all the answers

    Which components make up a molecule of adenosine triphosphate (ATP)?

    <p>Nitrogenous base, sugar, phosphate groups</p> Signup and view all the answers

    What is the role of adenosine triphosphate (ATP) in the cell?

    <p>Supplying energy to cell processes</p> Signup and view all the answers

    What happens when a phosphate group is removed from ATP?

    <p>ATP becomes ADP and releases energy</p> Signup and view all the answers

    How is ATP replenished after it becomes ADP?

    <p>By adding a phosphate group to ADP</p> Signup and view all the answers

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