Biological Energy Currency

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Questions and Answers

What is the main 'energy currency' for organisms?

  • Inorganic phosphate
  • Adenosine diphosphate (ADP)
  • Adenosine triphosphate (ATP) (correct)
  • Adenosine monophosphate (AMP)

What is the goal of metabolic and catabolic processes?

  • To synthesize ATP from available starting materials (correct)
  • To synthesize water from available starting materials
  • To break down ADP into ATP
  • To create proteins from ATP breakdown products

What does the ratio of ATP to ADP concentrations determine in a cell?

  • The 'energy charge' of the cell (correct)
  • The rate of cell division
  • The total energy content of the cell
  • The level of oxidative phosphorylation

In a chemical process, when is it termed 'exothermic'?

<p>When enthalpy change (ΔH) is negative (D)</p> Signup and view all the answers

What does the entropy (S) measure in a chemical process?

<p>Degree of randomness or disorder of the system (C)</p> Signup and view all the answers

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