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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Definitions:

Splenius

A muscle located in the back of the neck and upper back that helps in movements such as head rotation and extension.

Rhomboideus Thoracis

A muscle of the back that helps in the retraction, rotation, and elevation of the scapula.

Fixative

A chemical used to preserve or stabilize biological tissues in a life-like state for microscopic examination or medical procedures.

Distilled Water

Water that has been purified by boiling and then condensing the steam back into a liquid to remove impurities and minerals.