Cellular Energetics Final Exam review #7

Which molecule is the primary energy currency of the cell?

• Glucose

• ATP

• NADH

• DNA

What is the main pigment involved in capturing light energy during photosynthesis?

• Hemoglobin

• Chlorophyll

• Melanin

• Keratin

Which stage of cellular respiration produces the most ATP?

• Glycolysis

• Krebs cycle

• Electron transport chain

• Fermentation

What is the process called when cells break down glucose in the absence of oxygen?

• Photosynthesis

• Fermentation

• Chemiosmosis

• Oxidative phosphorylation

Which of the following is an example of an anabolic reaction?

• Glycolysis

• Protein synthesis

• Fatty acid breakdown

• Cellular respiration

Which molecule acts as the final electron acceptor in the electron transport chain of aerobic respiration?

• NAD+

• Oxygen

• Carbon dioxide

• Glucose

Which metabolic pathway occurs in the cytoplasm and does not require oxygen?

• Krebs cycle

• Glycolysis

• Electron transport chain

• Calvin cycle

What is the main purpose of catabolic reactions in cells?

• To build complex molecules

• To store genetic information

• To break down molecules and release energy

• To transport substances across membranes

Which of the following best describes the Calvin cycle?

• Light-dependent reactions

• Light-independent reactions

• Electron transport chain

• Glycolysis

Which of the following is a product of the light-dependent reactions of photosynthesis?

• Glucose

• ATP

• Pyruvate

• Acetyl-CoA