Miller and Levine Chapter 10 Review

Front

What is cellular respiration?

Back

Cellular respiration is the process by which cells convert glucose and oxygen into energy (ATP), carbon dioxide, and water.

Front

What are the main stages of aerobic cellular respiration?

Back

The main stages of aerobic cellular respiration are glycolysis, the Krebs cycle, and the electron transport chain.

Front

What is glycolysis?

Back

Glycolysis is the first step in cellular respiration that breaks down glucose into pyruvic acid, producing a small amount of ATP.

Front

What happens during the Krebs cycle?

Back

During the Krebs cycle, pyruvic acid is further broken down, releasing carbon dioxide and transferring energy to electron carriers (NADH and FADH2).

Front

What is the role of the electron transport chain?

Back

The electron transport chain uses high-energy electrons from NADH and FADH2 to create a proton gradient that drives ATP synthesis.

Front

What is fermentation?

Back

Fermentation is an anaerobic process that allows glycolysis to continue by regenerating NAD+ when oxygen is not available.

Front

What is the difference between aerobic and anaerobic respiration?

Back

Aerobic respiration requires oxygen and produces more ATP, while anaerobic respiration occurs without oxygen and produces less ATP.

Front

What is ATP and why is it important?

Back

ATP (adenosine triphosphate) is the primary energy carrier in cells, providing energy for various cellular processes.

Front

What is the significance of NAD+ and FAD in cellular respiration?

Back

NAD+ and FAD are electron carriers that transport high-energy electrons to the electron transport chain, facilitating ATP production.

Front

What is the relationship between photosynthesis and cellular respiration?

Back

Photosynthesis converts light energy into chemical energy stored in glucose, while cellular respiration converts that glucose back into usable energy (ATP).