BIOCHEMISTRY 8TH EDITION
CAMPBELL CHAPTER 17 QUESTIONS
AND ANSWERS
, which of the following is true about phosphofructokinase
a) it is made of a single polypeptide chain
b) it is found in the muscle only
c) it is made up of four subunits, potentially of two different types
d) a person who lacks the M subunit does not have the glycolytic pathway - ANSWERc)
it is made up of four subunits, potentially of two different types
The reactions where glucose is converted to glucose-6-phosphate and fructose-6-
phosphate is converted to fructose-1,6-bis are examples of:
a) exergonic reaction
b) priming reactions
c) phosphorylation reactions
d) kinase reactions
e) all of these - ANSWERe) all of these
How many different reactions involve substrate-level phosphorylation during glycolysis
a) 1
b) 2
c) 3
d)4
e) 6 - ANSWERb) 2
Enolase catalyzes
a) the cleavage of fructose bisphosphate into two 3-carbon units
b) the dehydration of 2-phosphoglycerate
c) the conversion of phosphoenolpyruvate to pyruvate
d) the conversion of glucose-6-phosphate to fructose-6-phosphate - ANSWERb) the
dehydration of 2-phosphoglycerate
During glycolysis, ATP is synthesized from ADP and a phosphate group transferred
from an acid anhydride
a) true
b) false - ANSWERa) true
Which of the following terms describes an enzyme that catalyzes electron transfer
reactions
a) dehydrogenase
b) isomerase
c) kinase
d) phosphatase - ANSWERd) phosphatase
CAMPBELL CHAPTER 17 QUESTIONS
AND ANSWERS
, which of the following is true about phosphofructokinase
a) it is made of a single polypeptide chain
b) it is found in the muscle only
c) it is made up of four subunits, potentially of two different types
d) a person who lacks the M subunit does not have the glycolytic pathway - ANSWERc)
it is made up of four subunits, potentially of two different types
The reactions where glucose is converted to glucose-6-phosphate and fructose-6-
phosphate is converted to fructose-1,6-bis are examples of:
a) exergonic reaction
b) priming reactions
c) phosphorylation reactions
d) kinase reactions
e) all of these - ANSWERe) all of these
How many different reactions involve substrate-level phosphorylation during glycolysis
a) 1
b) 2
c) 3
d)4
e) 6 - ANSWERb) 2
Enolase catalyzes
a) the cleavage of fructose bisphosphate into two 3-carbon units
b) the dehydration of 2-phosphoglycerate
c) the conversion of phosphoenolpyruvate to pyruvate
d) the conversion of glucose-6-phosphate to fructose-6-phosphate - ANSWERb) the
dehydration of 2-phosphoglycerate
During glycolysis, ATP is synthesized from ADP and a phosphate group transferred
from an acid anhydride
a) true
b) false - ANSWERa) true
Which of the following terms describes an enzyme that catalyzes electron transfer
reactions
a) dehydrogenase
b) isomerase
c) kinase
d) phosphatase - ANSWERd) phosphatase
