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17 terms

Biology chapter 9 quiz

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2
How many NADH are produced by glycolysis?
Substrate-level phosphorylation
In glycolysis, ATP molecules are produced by _____.
FADH2
Which of these is NOT a product of glycolysis?
ATP
In glycolysis, what starts the process of glucose oxidation?
2
In glycolysis there is a net gain of _____ ATP
Acetyl coA
Which of these enters the Krebs cycle?
Diffusion
How does pyruvate enter a mitochondrion
Substrate-level phosphorylation
In the Krebs cycle, ATP molecules are produced by _____.
acetyl CO2
Which of these is NOT a product of the Krebs cycle?
ATP
NADH + H+
FADH2
CO2
acetyl CO2
2
For each glucose that enters glycolysis, _____ acetyl CoA enter the Krebs cycle
6
For each glucose that enters glycolysis, _____ NADH + H+ are produced by the Krebs cycle.
Oxidative phosphorylation
In cellular respiration, most ATP molecules are produced by _____.
Oxygen
The final electron acceptor of cellular respiration is _____.
NADH and FADH2; inter-membrane space
During electron transport, energy from _____ is used to pump hydrogen ions into the _____.
kinetic energy that is released as hydrogen ions diffuse down their concentration gradient
The proximate (immediate) source of energy for oxidative phosphorylation is _____.
carbon dioxide, lactate, NAD+, and ATP
In muscle cells, fermentation produces _____.
pyruvate ... NADH
In fermentation _____ is reduced and _____ is oxidized.