Toxic Elements Such as Mercury Are Found in the Human

question 10

Multiple Choice

Toxic elements such as mercury are found in the human body because

• A) of contamination from the environment.
• B) trace amounts of these elements have vital biological functions.
• C) they are needed to kill bacteria.
• D) they may be ingested with food but inactivated by cells.
• E) in small amounts they are biologically inactive and tolerated by cells.

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Definitions:

Price Makers

Firms or entities that have the ability to influence the price of goods or services in the market due to their size, uniqueness of product, or market power.

Imperfectly Competitive

A market structure where the conditions necessary for perfect competition are not satisfied, often due to products being differentiated or barriers to entry existing.

Demand Curve

A graph showing the relationship between the price of a good and the quantity demanded, with the curve usually sloping downwards from left to right, indicating that a higher price leads to a lower quantity demanded.

Insulin

A hormone produced by the pancreas that regulates the amount of glucose in the blood.