Cellular Respiration Vocabulary

NAD+

• ATP one of the most important compounds that cells use to store and release energy

• electron transport chain; uses electrons to produce ATP

• the innermost compartment of the mitochondrion and the site of the Krebs cycle

• nicotinamide adenine dinucleotide; an electron carrier

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ETC

• electron transport chain; uses electrons to produce ATP

• nicotinamide adenine dinucleotide; an electron carrier

• ATP one of the most important compounds that cells use to store and release energy

• processes that require oxygen

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Aerobic

• processes that require oxygen

• the first stage in cellular respiration

• processes that do not require oxygen

• ATP one of the most important compounds that cells use to store and release energy

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What is cellular respiration?

• the process that our cells use to convert sugar (glucose) into energy (ATP)

• the process that our cells use to break food down into smaller molecules (sugars)

• any process that makes acid

• the process of breathing

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What happens during aerobic respiration?

• Oxygen is produced.

• Glucose is produced.

• Lactic acid and oxygen are produced.

• ATP, water and carbon dioxide are produced.

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The energy produced by cellular respiration is stored in the

• ionic bonds of water.

• bonds between phosphates of ATP.

• chemical bonds of carbon dioxide.

• double covalent bonds of oxygen molecules.

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What is ATP?

• the energy of moving electrons

• energy-rich substance that cells need to survive

• an acidic substance that makes muscles cramp

• an organism that uses fermentation to produce energy

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What is glycolysis?

• The process of splitting glucose into pyruvate, producing ATP and NADH

• The conversion of pyruvate into lactic acid

• The breakdown of fatty acids into acetyl-CoA

• The synthesis of glucose from non-carbohydrate sources

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Which molecule is the final electron acceptor in the electron transport chain?

• NADH

• FADH2

• Oxygen

• Carbon dioxide

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What is the main purpose of the Krebs cycle?

• To produce glucose

• To generate ATP directly

• To produce electron carriers for the electron transport chain

• To convert pyruvate into ethanol

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