Stages of Cellular Respiration – Flashcards
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Harvests chemical energy from organic materials.
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Cellular respiration
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are reactants during cell respiration
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Glucose and Oxygen
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are products during cellular respiration
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Carbon dioxide and Water
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are products during cellular respiration
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Carbon dioxide and Water
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consists of a nucleotide, adenine, a sugar, ribose, and three phosphate groups.
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ATP
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The amount of ATP produced per glucose molecule during Cellular respiration
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36 ATP
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The first stage of Cellular respiration
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Glycolysis
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Where does glycolyis occur?
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Cytoplasm
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What happens during glycolysis?
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glucose is broken down into 2 molecules of pyruvate
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Second stage of Cellular Respiration.
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Citric Acid Cycle
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Where does the citric acid cycle occur?
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Mitochondria
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Coenzyme that helps to shuttle electrons during redox reactions
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NAD+
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NAD+ becomes reduced when it picks up two hydrogens during the redox reaction and it turns into
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NADH
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Delivers electrons to the electron transport chain
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NADH and FADH?
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Where does oxidative phosphorylation occur (Electron transport chain)
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Cristae
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What is the third stage of cellular respiration?
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Electron transport chain
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how many molecules of ATP are produced during glycolysis
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2 ATP
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compounds that form between the initial reaction and the final product
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intermediates
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Second stage of Cellular Respiration is commonly known as
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The Krebs Cycle
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What happens to pyruvate before it enters the citric acid cycle (krebs cycle)
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it releases carbon dioxide and yields acetyl CoA
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Provides controllable energy primes a molecule to react
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Phosphorylation
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What is the electron acceptor in the electron transport chain?
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Oxygen
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through what type of reaction is energy released when it goes through the electron transport chain?
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Redox reaction
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Allows cells to produce ATP without oxygen
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Fermentation
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Fermentation occurs in which metabolic pathway?
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Glycolysis
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What are the products of glycolysis?
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two molecules of pyruvate, NADH, and 2 ATP
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What are the products of glycolysis?
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two molecules of pyruvate, NADH, and 2 ATP
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What are the products of glycolysis?
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two molecules of pyruvate, NADH, and 2 ATP
