A) the sun
B) producers
C) ATP
D) consumers
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A) glycolysis
B) citric acid cycle
C) glycolysis and citric acid cycle
D) citric acid cycle and electron transport
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A) 2
B) 4
C) 10
D) 38
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A) ATP production
B) the citric acid cycle
C) lactic acid fermentation
D) glycolysis
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A) glucose → lactic acid + energy
B) energy + carbon dioxide + water → glucose + oxygen + water
C) glucose + oxygen → carbon dioxide + water + energy
D) none of the above
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A) oxygen
B) carbon dioxide
C) ATP
D) carbohydrates
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A) produce more ATP than is possible through aerobic respiration.
B) produce ATP using the electron transport chain.
C) regenerate NADH.
D) produce ATP without O2.
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A) water
B) glucose
C) carbon dioxide
D) oxygen and carbon dioxide
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A) the loss of electrons from one substance is called reduction
B) a substance that gains electrons is said to be oxidized
C) electrons are lost from one substance and added to another substance
D) protons from one molecule replace the electrons lost from another molecule
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A) lactic acid
B) ethyl alcohol
C) O2
D) pyruvic acid
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A) electron transport chain
B) citric acid cycle
C) glycolysis
D) Calvin cycle
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A) the mixture needs more sugar; yeast need a lot of energy before they can begin to produce alcohol
B) the mixture needs less oxygen; yeast only produce alcohol in the absence of oxygen
C) the mixture needs more oxygen; yeast need oxygen to break down sugar to produce alcohol
D) the mixture needs less sugar; high sugar concentrations stimulate cellular respiration, and alcohol is not a by-product of cellular respiration
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A) an autotroph eating a producer
B) an autotroph eating a consumer
C) a consumer eating a producer
D) a consumer eating a heterotroph
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A) glycolysis, citric acid cycle, electron transport
B) citric acid cycle, glycolysis, electron transport
C) citric acid cycle, electron transport, glycolysis
D) electron transport, glycolysis, citric acid cycle
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A) ATP and water
B) carbon dioxide and ATP
C) carbon dioxide, water, and ATP
D) oxygen and glucose
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A) marathon runners have more slow-twitch fibers in their leg muscles
B) marathon runners have more fast-twitch muscle fibers in their leg muscles
C) sprinters have a high proportion of muscle fibers that require oxygen to make ATP
D) sprinters perform better in activities that require slow, steady muscle activity
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A) amino acids can move directly into the electron transport chain
B) our cells can use sugars, fatty acids, and amino acids to produce ATP
C) our cells can produce ATP only from glucose
D) our cells can produce ATP from sugars and glycerol, but not fatty acids
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A) Oxygen is a product of cellular respiration; carbon dioxide is a product of photosynthesis.
B) Lactic acid is a product of aerobic respiration; ethyl alcohol is a product of fermentation.
C) Oxidation is the loss of electrons; reduction is the gain of electrons.
D) Glucose is a product of aerobic respiration; lactic acid is a product of anaerobic respiration.
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A) water only
B) carbon dioxide only
C) water and carbon dioxide
D) water and glucose
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A) C6H12O6
B) glucose
C) ATP
D) fat
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