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  1. AP Biology
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Cellular Energetics

Question 1
BiologyAPConcept Practice
1 mark

Photosynthesis and cellular respiration are essential processes for life. Which statement correctly compares these two processes?

Question 2
BiologyAPConcept Practice
1 mark

How do changes in temperature and pH affect enzyme activity?

Question 3
BiologyAPConcept Practice
1 mark

How is the proton gradient generated and used in the light-dependent reactions to produce ATP?

Question 4
BiologyAPConcept Practice
1 mark

Which molecule serves as the primary energy currency of the cell, powering most cellular activities?

Question 5
BiologyAPConcept Practice
1 mark

Which of the following best describes entropy in the context of living systems?

Question 6
BiologyAPConcept Practice
1 mark

In cells, energy-releasing processes are often coupled with energy-requiring processes. Which of the following is an example of this coupling?

Question 7
BiologyAPConcept Practice
1 mark

What are the primary reactants of photosynthesis?

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Question 8
BiologyAPConcept Practice
1 mark

If a toxin inhibits the production of ATP in a cell, which of the following processes would be most immediately affected?

Question 9
BiologyAPConcept Practice
1 mark

A scientist is studying an enzyme-catalyzed reaction and observes that the reaction rate decreases significantly when a specific molecule binds to the enzyme at a site distinct from the active site. This is most likely an example of:

Question 10
BiologyAPConcept Practice
1 mark

What is the primary role of an enzyme in a chemical reaction within a cell?