A Suspension of Yeast Supplied with Glucose as Its Source

Multiple Choice

A suspension of yeast supplied with glucose as its source of energy was transferred from an aerobic environment to an anaerobic one. What do you think would happen to the rate of glucose utilization and the rate of ethanol production after the transfer?

A) Glucose usage would decrease; ethanol production would increase.
B) Glucose usage would increase; ethanol production would decrease.
C) Both glucose usage and ethanol production would increase.
D) Both glucose usage and ethanol production would be unchanged.
E) Glucose usage would not change; ethanol production would increase.