3. Energy & Cell Processes

Review of Aerobic Cellular Respiration

Multiple Choice
Through the first three stages of cellular respiration only 4 ATP molecules have been produced from the initial glucose molecule. In which of the products of these stages is the potential energy to produce more ATP molecules stored?
a) The 6 molecules of CO₂.
b) The H⁺ ions produced.
c) The 10 NADH and 2 FADH₂ molecules.
d) The 4 molecules of ATP.
Multiple Choice
Water is one of the products of aerobic cellular respiration. What is the source of the oxygen atom utilized to create the water molecules?
a) Carbon dioxide (CO₂).
b) Glucose (C₆H₁₂O₆).
c) Oxygen gas (O₂).
d) Pyruvate (C₃H₃O₃^–).
Multiple Choice
Approximately how many molecules of ATP are produced from the complete oxidation of one molecule of glucose (C₆H₁₂O₆) through the process of aerobic cellular respiration?
a) 4.
b) 2.
c) 26-34.
d) 30-38.
Multiple Choice
Which of the following statements is the best explanation of what happens to the temperature and carbon dioxide concentration during a 1-hour class period in a classroom of 300 students if the heating and air-conditioning is turned off and all doors are kept closed?
Multiple Choice
In an experiment, mice were fed glucose (C₆H₁₂O₆) containing a small amount of radioactive oxygen. The mice were closely monitored, and after a few minutes, radioactive oxygen atoms showed up in __________.
Multiple Choice
During aerobic respiration, molecular oxygen (O₂) is used for which of the following purposes?
Multiple Choice
Each ATP molecule contains about 1% of the amount of chemical energy available from the complete oxidation of a single glucose molecule. Cellular respiration produces about 32 ATP from one glucose molecule. What happens to the rest of the energy in glucose?
Multiple Choice
When solid tumors of animals reach a certain size, the center of the tumor begins to die. To prevent this, the tumor can recruit new blood vessels. What purpose does the recruitment of blood vessels to growing tumors serve?
Multiple Choice
A gram of fat oxidized by respiration produces approximately twice as much ATP as a gram of carbohydrate. Which of the following best explains this observation?
Multiple Choice
If muscle cells in the human body consume O₂ faster than it can be supplied, which of the following is likely to result?
Multiple Choice
Which of the following substances is/are involved in oxidative phosphorylation?
Multiple Choice
When protein molecules are used as fuel for cellular respiration, __________ are produced as waste.
Open Question
Fill in the blanks in this summary map to help you review the key concepts of cellular respiration.
Open Question
After glucose is fully oxidized by glycolysis, pyruvate processing, and the citric acid cycle, where is most of its energy stored?
Open Question
After glucose is fully oxidized by glycolysis, pyruvate processing, and the citric acid cycle, where is most of its energy stored?