You have isolated a bacterium from the rumen of a cow and wish to know how it transports glucose into the cell. You perform an experiment that shows uptake of radioactively labeled glucose is equal when the organism is grown in media in the presence and absence of inhibitors of energy production. What is the mechanism of glucose transport in this cell?
a. group translocation
b. diffusion
c. facilitated diffusion
d. active transport
e. endocytosis
Answer: Facilitated diffusion
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