AP Bio Unit 3 Review

Which of the following would likely diffuse through the lipid bilayer of a plasma membrane most rapidly?

• sucrose.

• an amino acid.

• O₂.

• Na⁺.

Which of the following statements describes a characteristic feature of a carrier protein in a plasma membrane?

• It exhibits specificity for a particular type of molecule

• It requires the expenditure of cellular energy to function.

• It works against diffusion.

• It has not hydrophobic regions.

This process uses NADH and FADH2 to produce ATP

• fermentation

• glycolysis

• krebs cycle

• oxidative phosphorylation

What are the final products of oxidative phosphorylation?

• NADH

• ATP

• CO₂

• H₂O

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Energy released by the electron transport chain is used to pump H⁺ ions into which location?

• Cytosol

• Mitochondrial Outer Membrane

• Mitochondrial Inner Membrane

• Mitochondrial Intermembrane Space

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Where is ATP synthase located in the mitochondrion?

• cytosol

• electron transport chain

• outer mitochondria membrane

• inner mitochondria membrane

The process of using electrons to pump H+ to create an electrochemical gradient that must flow through a protein is called:

• Chemiosmosis

• Fantasia

• Induced Fit

• Electrolysis

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Which of the strains shown in the graph have significantly less percent survival than the control strain?

• IV only

• II, III, IV and V

• II, III and IV only

• II, III and V only

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Based on the control group, approximately how long does it take for 70% of the seeds to germinate?

• 12 hours

• 24 hours

• 36 hours

• 48 hours

Which of the following molecules is not needed for the Calvin Cycle?

• CO₂

• ATP

• NADPH

• H₂O

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