Questions and Answers
Cellular respiration is called an aerobic process because it requires?
Photosynthesis is to chloroplasts as cellular respiration is to?
Mitochondria
Glycolysis results in a net of ___ ATP
2
Glycolysis requires?
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The Krebs cycle starts with?
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In eukaryotes, electron transport occurs in the?
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Lactic acid fermentation occurs in?
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Cellular respiration occurs in?
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The net gain of ATP in the electron transport chain is?
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The total ATP produced in aerobic cellular respiration is?
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Fermentation in humans will occur in cells when?
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Which series of chemical reactions is responsible for producing large amounts of ATP?
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What metabolic pathway forms the greatest number of ATP?
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What is the molecule A in the equation below: C6H12 + 6O2 + ADP + P → 6CO2 + 6H2O + MOLECULE A?
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Where in the cell does glycolysis occur?
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In a bean plant, which reaction will release the greatest amount of energy?
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For what purpose do plant cells use oxygen?
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The two chemicals required for cellular respiration in all living things are?
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Study Notes
Cellular Respiration Overview
- Cellular respiration is an aerobic process requiring oxygen.
- It occurs in both autotrophs (organisms that produce their own food) and heterotrophs (organisms that consume food).
Key Structures
- Photosynthesis occurs in chloroplasts, while cellular respiration takes place in mitochondria.
Glycolysis
- Glycolysis results in a net gain of 2 ATP.
- It requires ATP for initiation and takes place in the cytoplasm.
Krebs Cycle
- The Krebs cycle begins with pyruvic acid and produces carbon dioxide as a byproduct.
Electron Transport Chain
- Occurs in the inner mitochondrial membrane, responsible for producing the majority of ATP during cellular respiration.
- The net gain of ATP from the electron transport chain is 32, contributing to a total of 36 ATP produced in aerobic respiration.
Fermentation
- Lactic acid fermentation happens in muscle cells when oxygen is scarce, such as during intense physical activity.
- In humans, fermentation occurs when skeletal muscle cells lack oxygen.
Energy Production
- Aerobic respiration, which utilizes oxygen, forms the greatest number of ATP compared to anaerobic processes.
- The molecular products of cellular respiration include ATP, carbon dioxide, and water, where ATP is a key energy carrier.
Key Chemicals
- Essential chemicals for cellular respiration include glucose and ATP.
- Plant cells utilize oxygen primarily for aerobic respiration.
Summary of Energy Release
- In a bean plant, aerobic respiration of glucose yields the highest energy output compared to other reactions.
Overall Importance
- Understanding cellular respiration is crucial for comprehending how organisms convert food into energy and the role of various cellular structures in this process.
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Description
Explore key concepts of cellular respiration with these flashcards. Learn about processes like glycolysis, the Krebs cycle, and the roles of oxygen and mitochondria. Perfect for students studying biology and life sciences.
