965. All of the following lab tests can be used to distinguish streptococcus mutans from other oral streptococci, except______________?

A. Gram staining
B. Fermentation of mannitol and sorbital
C. Production of intracellular and extracellular adherent polysacharide
D. Colony morphology on saliva agar
✅ The correct answer is option Gram staining.

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