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Cellular Respiration Part 2 Concept Review
By John Lundy
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Last updated almost 8 years ago
10 questions
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A review assignment examining the electron transport chain, chemiosmotic gradients and anaerobic forms of respiration
Figure 7.11 ATP synthase is a complex, molecular machine that uses a proton (H+) gradient to form ATP from
ADP and inorganic phosphate (Pi). (Credit: modification of work by Klaus Hoffmeier)
Question 4
4.
Chemiosmosis involves ________.
Question 5
5.
Which of the following fermentation methods can
occur in animal skeletal muscles?
a. lactic acid fermentation
b. alcohol fermentation
c. mixed acid fermentation
d. propionic fermentation
Question 6
6.
Beta-oxidation is ________.
a. the breakdown of sugars
b. the assembly of sugars
c. the breakdown of fatty acids
d. the removal of amino groups from amino acids
Question 7
7.
he control of which enzyme exerts the most control
on glycolysis?
a. hexokinase
b. phosphofructokinase
c. glucose-6-phosphatase
d. aldolase
Question 10
10.
Why might negative feedback mechanisms be more
common than positive feedback mechanisms in living
cells?
a. the movement of electrons across the cell
membrane
b. the movement of hydrogen atoms across a
mitochondrial membrane
c. the movement of hydrogen ions across a
mitochondrial membrane
d. the movement of glucose through the cell
membrane
