Trace Elements

question 66

Multiple Choice

Trace elements

• A) include zinc, copper, and manganese AND may be needed for enzyme function.
• B) include zinc, copper, and manganese AND are required in large amounts.
• C) may be needed for enzyme function AND are involved in maintaining pH in the cell.
• D) are required in large amounts AND may be needed for enzyme function.
• E) are involved in maintaining pH in the cell AND include zinc, copper, and manganese.

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Definitions:

Price Ceiling

A government-imposed limit on how high a price can be charged for a product or service to prevent market prices from rising above a certain level.

Consumer Surplus

The variation between the price consumers are willing to offer for a product or service and the actual payment made.

Price Ceiling

A government-imposed limit on how high the price of a product can be charged in the market, intended to protect consumers from high prices.

Pounds of Berries

A unit of measure indicating the quantity of berries, communicated in terms of their total weight in pounds.