Which of the Following Statements About Mammalian Teeth Is True

question 130

Multiple Choice

Which of the following statements about mammalian teeth is true?

• A) Enamel covers the crown and the root of a tooth.
• B) Teeth lack nerves and blood vessels.
• C) The teeth of omnivores are more specialized than the teeth of carnivores and herbivores.
• D) Carnivores have large canines, whereas herbivores have large premolars and molars.
• E) Dentine is restricted to the crown of a tooth.

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Definitions:

High-low Method

An approach to estimating the fixed and variable components of costs by analyzing the highest and lowest levels of activity.

Variable Cost

Costs that change in proportion to the level of production or sales volume, such as raw materials and direct labor.

Machine-hour

A unit of measure representing the operation of a machine for one hour, often used to allocate manufacturing overhead.

Margin of Safety

The difference between actual or projected sales and the break-even point, indicating the buffer amount that sales can decrease before reaching a loss.