AP Biology Instant Review

Glycolysis (literally the breaking down of glucose) results in...

• the release of energy.

• the production of ATP

• the production of pyruvic acid

• the production of NADPH

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The image depicts an...

• endergonic reaction

• exergonic reaction

• enzyme-catalyzed reaction

• endothermic reaction

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In the Calvin Cycle, ATP provides energy. What does NADPH provide?

• It provides protons

• It provides hydrogen

• It provides energy

• It provides electrons

Which of the following organisms undergo cellular respiration?

• Animals

• Plants

• Fungi

• Protists

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Carbohydrate-synthesizing reactions of photosynthesis directly require

• Light

• Products of the light reactions

• Darkness

• Chlorophyll and CO2

• H₂O & O₂

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This image depicts...

• Metabolism

• Catalbolism

• Enzyme catalysis

• Anabolism

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What type of molecule is responsible for changing glucose into the numerous other molecules in the process of glycolysis?

• Carbohydrates

• Enzymes

• Nucleic acids

• Proteins

• Lipids

ADP is converted into ATP by...

• An enzyme removing a phosphate group.

• An enzyme adding a phosphate group.

• An enzyme changing the charge of ADP.

• The spontaneous addition of a phosphate group.

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Which of the following statements about mitochondrial chemiosmosis is NOT true?

• A proton gradient is established across the inner membrane of the mitochondrion.

• The potential energy released from the mitochondrial proton gradient is used to produce ATP.

• The mitochondrial proton gradient provides energy for muscle contraction.

• Proteins embedded in the inner mitochondrial membrane play an important role in ATP synthesis.

• Heat energy is required to establish the electron transport chain.

What charge does an atom have when it GAINS electrons?

• Positive

• Negative

• Neutral