Streptococcus mutans is considered to be principle etiologic agent of caries because it produces organic acids and it ________________?
Correct answer: A. Forms a gelatinous matrix
- A. Forms a gelatinous matrix
- B. Metabolizes substrate from saliva
- C. Derives energy from enamel constituents
- D. Lives symbiolically with lactobacillus
Explanation
S. mutans produces extracellular glucans that form a sticky, gelatinous matrix, allowing the bacteria to attach firmly to enamel while producing acid. This combination makes option A the best complement to acid production.
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