10 Questions
What is the net energy yield from the conversion of one glucose molecule to two pyruvate molecules in glycolysis?
73.4 kJ/mol
What is the role of thiaminepyrophosphate (TPP) in alcoholic fermentation?
Cofactor for pyruvate decarboxylase
Which enzyme catalyzes the conversion of pyruvate to lactate in anaerobic conditions?
Lactate dehydrogenase
Which control point in glycolysis is associated with a -30.5 kJ/mol decrease in free energy?
Pyruvate kinase
What is the subunit composition of lactate dehydrogenase in heart muscle?
H4
How many ATP molecules are produced per glucose molecule in glycolysis?
2
What is the purpose of the reduction of pyruvate to lactate in anaerobic conditions?
To recycle NAD+
Which reaction in glycolysis has a particularly large decrease in free energy?
Pyruvate kinase
What is the function of pyruvate kinase in glycolysis?
To catalyze the conversion of phosphoenolpyruvate to pyruvate
Which reaction is associated with a decrease in free energy of -30.5 kJ/mol?
Pyruvate kinase
Test your understanding of cellular respiration and glucose regulation processes. This quiz covers the conversion of glucose-6-phosphate to glucose and its role in blood circulation. Evaluate your knowledge of cellular energy production and glucose metabolism.
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