Solid-Phase Red Cell Adherence Used for Antibody Detection Has an Advantage

question 19

Multiple Choice

Solid-phase red cell adherence used for antibody detection has an advantage over tube testing because:

• A) there is no washing involved.
• B) incubation time is not necessary.
• C) the endpoint is more clearly defined.
• D) indicator cells (IgG-coated cells) are not necessary.

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Definitions:

Market Price

The actual selling price of a good or service in the marketplace, determined by supply and demand.

Price Takers

Market participants who accept prevailing prices because they have no power to influence the market price due to their small market share.

Perfect Competition

A market structure characterized by a large number of small firms, homogeneous products, free entry and exit, and perfect information, leading to firms being price takers.

Diminishing Marginal Returns

A principle stating that as more of a variable input is added to a fixed input, the additional output from each new unit of input will eventually decrease.