L10 ATP and Redox Reactions

Beschreibung

Objectives: Outline the role played by ATP in powering cellular activity. Describe the mechanism of ATP formation. Outline the importance of redox reactions in cellular energy generation. Outline the role of NADH in energy transfer.
Mer Scott
Quiz von Mer Scott, aktualisiert more than 1 year ago
Mer Scott
Erstellt von Mer Scott vor etwa 7 Jahre
14
2

Zusammenfassung der Ressource

Frage 1

Frage
The cell needs energy to do [blank_start]work[blank_end]. [blank_start]Energy coupling[blank_end] allows exergonic processes (which [blank_start]release[blank_end] energy) to be coupled with endergonic processes (which [blank_start]absorb[blank_end] energy) so that every necessary process is facilitated.
Antworten
  • work
  • Energy coupling
  • release
  • absorb

Frage 2

Frage
Which process is ATP NOT involved in?
Antworten
  • Neurotransmission
  • RNA synthesis
  • Transport
  • Cell linking

Frage 3

Frage
Select the equation which BEST outlines the exergonic process of ATP hydrolysis.
Antworten
  • ATP → ADP + Phosphate group + Energy
  • ATP → ADP + PO3 + ATP
  • ADP + Phosphate group + Energy → ATP
  • ADP → ATP

Frage 4

Frage
ATP hydrolysis does not change the energy of a system, but rather creates free energy for another process.
Antworten
  • True
  • False

Frage 5

Frage
ATP phosphorylates molecules which would not normally react and allows endergonic processes to occur.
Antworten
  • True
  • False

Frage 6

Frage
ATP hydrolysis cools the surrounding environment.
Antworten
  • True
  • False

Frage 7

Frage
ATP is recyclable.
Antworten
  • True
  • False

Frage 8

Frage
Which statement about the ATP cycle is CORRECT?
Antworten
  • ATP hydrolysis forms ADP and a phosphate group, as well as producing free energy for endergonic processes
  • ATP will readily reform from ADP and a phosphate group while free floating in the cytoplasm.

Frage 9

Frage
Fermentation is a [blank_start]catabolic[blank_end] process to attain chemical energy from food [blank_start]anaerobically[blank_end]. Cellular respiration is a catabolic process to attain [blank_start]chemical energy[blank_end] from food [blank_start]aerobically[blank_end], mainly from [blank_start]glucose[blank_end] in starch and carbohydrates.
Antworten
  • catabolic
  • anabolic
  • chemical energy
  • mechanical energy
  • aerobically
  • anaerobically
  • glucose

Frage 10

Frage
Which of the following statements about cellular respiration is CORRECT?
Antworten
  • Cellular respiration harvests energy from C-H bonds by transferring the electrons to O2.
  • Cellular respiration harvests energy from C-H bonds and transfers the electrons to O2.
  • Cellular respiration harvests energy from C-H bonds by transferring the electrons to an electron carrier like NAD.

Frage 11

Frage
Cellular respiration releases a large amount of energy in a process similar to simple combustion.
Antworten
  • True
  • False

Frage 12

Frage
Cellular respiration harvests usable energy in a series of controlled steps.
Antworten
  • True
  • False
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