Figure 5.6 -The Rates of O₂ and Glucose Consumption by a Bacterial

question 15

Multiple Choice

Figure 5.6
-The rates of O₂ and glucose consumption by a bacterial culture are shown in Figure 5.6.Assume a bacterial culture was grown in a glucose medium without O₂.Then O₂ was added at the time marked X.The data indicate that

• A)these bacteria don't use O₂.
• B)these bacteria get more energy anaerobically.
• C)aerobic metabolism is more efficient than fermentation.
• D)these bacteria cannot grow anaerobically.

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