The total amount the patient must pay for covered services before insurance benefits are payable is called a ____________________

A(n) __________is a substance that affects the rate of a reaction and appears to remain unchanged

a. inhibitor b. catalyst c. product d. reactant

Which of the following types of subgingival plaque is the most virulent?

A) Tooth associated B) Tissue associated C) Unattached D) Attached