Which Statement Best Describes a Threshold Dose-Response Model

question 24

Multiple Choice

Which statement best describes a threshold dose-response model? 

• A) It implies there is a dose below which no detectable harmful effects occur. 
• B) It implies that each dose of ionizing radiation or toxic chemical carries a risk of causing harm. 
• C) It is useful for assessing chronic toxicity. 
• D) It errs on the side of safety.

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Definitions:

Comparative Advantage

The ability of a country or individual to produce a particular good or service at a lower opportunity cost than others, leading to more efficient international trade.

Specialize

Focusing one’s efforts in a specific domain or area of expertise, often to increase efficiency and skill.

Greater Quantity

A higher amount or number of something, usually used in reference to the production or supply of goods.

Comparative Advantage

A principle stating that if a country produces a good at a lower opportunity cost than another, it has a comparative advantage.