Figure 56 the Rates of O₂ and Glucose Consumption by by a Bacterial

question 51

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

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