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What process occurs in structure H? (Activity 9A) 
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| cellular respiration |
| intracellular digestion |
| protein synthesis |
| ribosome synthesis |
| photosynthesis |
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What molecules belong in space A and B? (Activity 9A) 
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| glucose and carbon dioxide |
| carbon dioxide and water |
| oxygen and water |
| glucose and oxygen |
| carbon dioxide and oxygen |
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What organelle is indicated by the letter C? (Activity 9A) 
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| mitochondrion |
| Golgi apparatus |
| lysosome |
| chloroplast |
| peroxisome |
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What molecules belong in spaces E and F? (Activity 9A) 
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| glucose, water, carbon dioxide, and oxygen |
| glucose and oxygen |
| carbon dioxide and oxygen |
| oxygen and water |
| carbon dioxide and water |
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What process occurs in Box A? (Activity 9B) 
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| glycolysis |
| the Krebs cycle |
| electron transport |
| oxidative phosphorylation |
| electron transport and oxidative phosphorylation |
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What process occurs within Box B? (Activity 9B) 
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| glycolysis |
| the Krebs cycle |
| electron transport |
| oxidative phosphorylation |
| electron transport and oxidative phosphorylation |
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What molecule is indicated by the letter D? (Activity 9B) 
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| glucose |
| ATP |
| oxygen |
| pyruvate |
| water |
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How many NADH are produced by glycolysis? (Activity 9C)
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| 1 |
| 2 |
| 3 |
| 4 |
| 5 |
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In glycolysis, ATP molecules are produced by _____. (Activity 9C)
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| photophosphorylation |
| substrate-level phosphorylation |
| cellular respiration |
| oxidative phosphorylation |
| photosynthesis |
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Which of these is NOT a product of glycolysis? (Activity 9C)
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| water |
| NADH + H+ |
| ATP |
| FADH2 |
| pyruvate |
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In glycolysis, what starts the process of glucose oxidation? (Activity 9C)
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| hexokinase |
| NADPH |
| ADP |
| ATP |
| FADH2 |
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In glycolysis there is a net gain of _____ ATP. (Activity 9C)
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| 1 |
| 2 |
| 3 |
| 4 |
| 5 |
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Which of these enters the Krebs cycle? (Activity 9D)
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| NADH + H+ |
| acetyl CoA |
| G3P |
| pyruvate |
| glucose |
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How does pyruvate enter a mitochondrion? (Activity 9D)
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| osmosis |
| phagocytosis |
| pinocytosis |
| exocytosis |
| diffusion |
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In the Krebs cycle, ATP molecules are produced by _____. (Activity 9D)
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| photophosphorylation |
| substrate-level phosphorylation |
| cellular respiration |
| oxidative phosphorylation |
| photosynthesis |
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Which of these is NOT a product of the Krebs cycle? (Activity 9D)
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| ATP |
| NADH + H+ |
| FADH2 |
| CO2 |
| acetyl CO2 |
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For each glucose that enters glycolysis, _____ acetyl CoA enter the Krebs cycle. (Activity 9E)
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| 0 |
| 1 |
| 2 |
| 4 |
| 5 |
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For each glucose that enters glycolysis, _____ NADH + H+ are produced by the Krebs cycle. (Activity 9E)
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| 0 |
| 2 |
| 3 |
| 6 |
| 3 to 6 |
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In cellular respiration, most ATP molecules are produced by _____. (Activity 9E)
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| photophosphorylation |
| substrate-level phosphorylation |
| cellular respiration |
| oxidative phosphorylation |
| photosynthesis |
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The final electron acceptor of cellular respiration is _____. (Activity 9E)
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| water |
| oxygen |
| FADH2 |
| CO2 |
| NADH |
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During electron transport, energy from _____ is used to pump hydrogen ions into the _____. (Activity 9E)
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| NADH and FADH2 ... intermembrane space |
| NADH and FADH2 ... mitochondrial matrix |
| NADH ... intermembrane space |
| NADH ... mitochondrial matrix |
| acetyl CoA ... intermembrane space |
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Structure A is _____. (Activity 9E) 
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| an electron donor |
| ATP synthase |
| phospholipid |
| sensory protein |
| an electron acceptor |
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The proximate (immediate) source of energy for oxidative phosphorylation is _____. (Activity 9E)
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| kinetic energy that is released as hydrogen ions diffuse down their concentration gradient |
| substrate-level phosphorylation |
| NADH and FADH2 |
| ATP synthase |
| ATP |
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In muscle cells, fermentation produces _____. (Activity 9F)
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| pyruvate |
| carbon dioxide, ethanol, NAD+, and ATP |
| carbon dioxide, ethanol, NADH, and ATP |
| carbon dioxide, lactate, NAD+, and ATP |
| carbon dioxide, lactate, NADH, and ATP |
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In fermentation _____ is reduced and _____ is oxidized. (Activity 9F)
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| lactate ... NADH |
| NAD+ ... pyruvate |
| pyruvate ... NADH |
| lactate ... ethanol |
| NADH ... lactate |