BIO 111 Lecture Notes - Lecture 7: Pyruvate Dehydrogenase, Acetyl-Coa, Cellular Respiration
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5.
The breakdown of glucose during aerobic respiration yields ______.
a net amount of 38 molecules of ATP. | ||||||||||||||||||||||||||||||||||||||
a net amount of 58 molecules of NADH | ||||||||||||||||||||||||||||||||||||||
a net amount of 28 molecules of ADP | ||||||||||||||||||||||||||||||||||||||
a net amount of 2 molecules of ATP 6. Which of the following metabolic processes does not occur in animal cells?
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Question 1
Which of the following statements regarding photosynthesis and cellular respiration is true?
A. | Photosynthesis occurs in mitochondria, and cellular respiration occurs in chloroplasts. | |
B. | Photosynthesis occurs in chloroplasts, and cellular respiration occurs in mitochondria. | |
C. | Photosynthesis occurs in mitochondria and in chloroplasts. |
Question 2
How do cells capture the energy released by cellular respiration?
A. | They produce glucose | |
B. | The energy is coupled to oxygen | |
C. | They produce ATP |
Question 3
During redox reactions
A. | the loss of electrons from one molecule is called reduction | |
B. | electrons are lost from one substance and added to another substance | |
C. | protons from one molecule replace the electrons lost from another molecule |
Question 4
Oxidation is the ________, and reduction is the ________.
A. | gain of oxygen; loss of oxygen | |
B. | loss of electrons; gain of electrons | |
C. | gain of protons; loss of protons |
Question 5
During cellular respiration, NADH
A. | delivers its electron load to the first electron carrier molecule. | |
B. | is chemically converted into ATP | |
C. | is the final electron acceptor |
Question 6
A drug is tested in the laboratory and is found to create holes in both mitochondrial membranes. Scientists suspect that the drug will be harmful to human cells because it will inhibit
A. | the citric acid cycle only. | |
B. | glycolysis only | |
C. | the citric acid cycle and oxidative phosphorylation |
Question 7
Which of the following metabolic pathways is common in aerobic and anaerobic metabolism?
A. | glycolysis | |
B. | the citric acid cycle | |
C. | electron transport chain |
Question 8
Which of the following is a result of glycolysis?
A. | production of CO2 | |
B. | a net loss of two ATPs per glucose molecule | |
C. | conversion of glucose to two three-carbon compounds |