Dental plaque contains bacteria that produce lactic acid from glucose.Lactic acid is sufficiently acidic to dissolve calcium phosphates in tooth enamel, and this contributes to dental caries (cavities) .Which of the following enzymes does the fluoride in toothpaste inhibit in the cariogenic bacterium Streptococcus mutans, thereby reducing lactic acid production on the enamel surface of teeth?
A) Hexokinase.
B) Glucose-6-phosphate isomerase.
C) Aldolase.
D) Enolase.
E) Pyruvate kinase.
Correct Answer:
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