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16 questions
When protons are pumped outside the matrix, across the inner membrane...
water is made
a concentration gradient of H+ ions (protons) is created
NADH gets reduced
CO2 is produced
The electrons that are transferred through the electron transport chain initially belonged to
NADH
FADH
ATP
Oxygen
NADH and FADH
The movement of protons (H+ ions) through ATP synthase occurs from the...
matrix to the intermembrane space
matrix to cytoplasm
intermembrane space to the matrix
intermembrane space to the cytoplasm
cytoplasm to the intermembrane space
True or False: Water is produced as a byproduct during this stage of cell respiration.
True
False
In the electron transport chain, Oxygen acts as...
a carrier of electrons, passing electrons down the chain
a reducing agent
the final electron acceptor
a coenzyme
What is needed from the Krebs Cycle in order for the Electron Transport Chain to occur?
ATP
FADH
CO2
H20
How many ATP produced for each NADH that enter the electron transport chain from Kreb's cycle?
1
2
3
4
How many ATP produced for each FADH that enter the electron transport chain from Kreb's cycle?
1
2
3
4
The ETC makes water. To make this water, where do the hydrogen atoms come from?
glucose
pyruvate
NADH and FADH
oxygen
The effect of increased levels of hydrogen ions in the intermembrane space of the mitochondria is
Increase ATP production
Decreased levels of oxidative phosphorylation
Increased levels of water in intermembrane space
Decreased levels of chemiosmosis
Chemiosmosis occurs as H+ ions move through ____ in the cristae, making ATP.
foldings
ATP synthase
protein channels
ATP synthesis by ATP synthase is driven by
H+ movement
electron movement
NADH movement
FADH2 movement
Which of the following processes creates the most ATP during aerobic cellular respiration?
glycolysis
fermentation
electron transport chain
Citric acid cycle
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