How Long Does It Take for Plaque Biofilm to Begin

question 30

Multiple Choice

How long does it take for plaque biofilm to begin to mineralize?

• A) Less than 24 hours
• B) 24 to 72 hours
• C) 36 to 48 hours
• D) 72 to 96 hours
• E) More than 96 hours

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Definitions:

Fixed Costs

Expenses that do not change with the level of production or sales activities within a certain range or period.

Break-even Point

The production level or sales volume at which total revenues equal total expenses, leading to no profit or loss.

Unit Variable Cost

The cost that varies with each unit produced, including direct materials and labor, but does not include fixed costs.

Property Tax Rates

The percentage of a property's assessed value that is charged as tax by local governments to fund public expenses.