In dental plaque metabolism, after the microorganism is exposed to sucrose, they produce:
A) Acid
B) Intracellular polysaccharides
C) Extracellular polysaccharides
D) All of the above
D
Explanation: D) Almost immediately following exposure of these microorganisms to sucrose, they produce (1 ) acid, (2 ) intracellular polysaccharides, which provide a reserve source of energy for each bacterium, much like glycogen does for human cells,88 and (3 ) extracellular polysaccharides including glucans (dextran)89 and fructans (levan).90
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