Questão 1
Questão
What are the reactants in the equation for cellular respiration?
Responda
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oxygen and lactic acid
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carbon dioxide and water
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glucose and oxygen
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water and glucose
Questão 2
Questão
lactic acid fermentation occurs in
Questão 3
Questão
Which of the following pass high-energy electrons to the electron transport chain
Responda
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NADH and FADH2
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ATP and ADP
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citric acid
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acetyl-CoA
Questão 4
Questão
Cellular respiration is called an aerobic process because it requires
Responda
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light
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exercise
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oxygen
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glucose
Questão 5
Questão
Photosynthesis is to chloroplasts as cellular respiration is to
Responda
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chloroplasts
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cytoplasm
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mitochondria
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nuclei
Questão 6
Questão
Which of the following is NOT a stage or cellular respiration?
Responda
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fermentation
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electron transport
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glycolysis
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Krebs cycle
Questão 7
Questão
The air bubbles and spongy texture of bread are due to which process?
Responda
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lactic acid fermentation
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glycolysis
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alcoholic fermentation
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the Krebs cycle
Questão 8
Questão
The Krebs cycle produces
Responda
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oxygen
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lactic acid
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carbon dioxide
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glucose
Questão 9
Questão
the starting molecule for glycolysis is
Responda
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ADP
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pyruvic acid
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citric acid
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glucose
Questão 10
Questão
Which of these processes takes place in the cytoplasm of a cell?
Responda
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glycolysis
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electron transport
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krebs cycle
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photosynthesis
Questão 11
Questão
Glycolysis provides a cell with a net gain of
Responda
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2 ATP molecules
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4 ATP molecules
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18 ATP molecules
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36 ATP molecules
Questão 12
Questão
Which process does NOT release energy from glucose
Responda
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glycolysis
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photosynthesis
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fermentation
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cellular respiration
Questão 13
Questão
High-energy electrons that move down the electron transport chain ultimately provide the energy needed to
Responda
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transport water molecules across the membrane
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convert ADP molecules into ATP molecules
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convert carbon dioxide into water molecules
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break down glucose into pyretic acid molecules
Questão 14
Questão
How do organisms get the energy they need?
Responda
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by burning food molecules and releasing their energy as heat
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by breathing oxygen into the lungs and combining it with carbon dioxide
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by breaking down food molecules gradually and capturing their chemical energy
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by using the sun's energy to break down food molecules and form chemicals
Questão 15
Questão
In eukaryotes, electron transport occurs int he
Questão 16
Questão
When the body needs to exercise for longer than 90 seconds, it generates ATP by carrying out
Responda
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lactic acid
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alcoholic fermentation
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cellular respiration
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glycolysis
Questão 17
Questão
Which of the following is the correct sequence of events in cellular respiration?
Responda
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glycolysis¬fermentation¬krebs cycle
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Krebs cycle¬electron transport¬glycolysis
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glycolysis¬Krebs cycle¬electron transport
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Krebs cycle¬glycolysis¬electron transport
Questão 18
Questão
What is the correct equation for cellular respiration?
Responda
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602+C6H12O6¬6CO2+6H2O+energy
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602+C6H12O6+Energy¬6CO2+6H20
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6C02+6H20¬6O2+C6H12O6+Energy
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6C02+6H20+Energy¬6O2+C6H12O6
Questão 19
Questão
Which of the following is and electron carrier that plays a role in cellular respiration
Responda
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NAD+
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pyruvic acid
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NADP+
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ATP
Questão 20
Questão
The Krebs cycle does NOT occur if