Anaerobic Lactic Acid Fermentation

What is the end product of anaerobic lactic acid fermentation?

• carbon dioxide

• ethanol

• glucose

• lactic acid

During anaerobic lactic acid fermentation, pyruvate is converted into which molecule?

• lactate

• glucose

• acetyl-CoA

• ethanol

What is the role of NADH in anaerobic lactic acid fermentation?

• NADH is used to convert pyruvate into ethanol.

• NADH is not involved in anaerobic lactic acid fermentation.

• NADH is used to convert pyruvate into lactic acid.

• NADH is used to convert lactic acid into pyruvate.

Which enzyme is responsible for the conversion of pyruvate to lactic acid in anaerobic lactic acid fermentation?

• isocitrate dehydrogenase

• lactate dehydrogenase

• citrate synthase

• pyruvate kinase

How many ATP molecules are produced during anaerobic lactic acid fermentation?

• 0

• 10

• 2

• 4

What type of metabolism is anaerobic lactic acid fermentation?

• Glycolytic

• Aerobic

• Krebs cycle

• Anaerobic

What is the main purpose of anaerobic lactic acid fermentation in cells?

• To convert glucose into carbon dioxide and water.

• To produce oxygen for cellular respiration.

• To convert lactic acid into glucose for energy production.

• To produce energy (ATP) in the absence of oxygen.

What happens to NADH during anaerobic lactic acid fermentation?

• NADH is converted into ATP

• NADH is reduced to NADPH

• NADH is excreted from the cell

• NADH is oxidized back to NAD+

What is the net gain of ATP molecules in anaerobic lactic acid fermentation?

• 2

• 6

• 4

• 0

What are the two main products of anaerobic lactic acid fermentation?

• ethanol and carbon dioxide

• lactic acid and ATP

• glucose and oxygen

• pyruvate and water