The Forward Grouping of a Patient Showed No Agglutination of Patient

question 32

Multiple Choice

The forward grouping of a patient showed no agglutination of patient cells with anti-A, anti-B, or anti-AB reagent antisera. The reverse grouping showed agglutination with A₁ and B cells. What is this person's ABO group?

• A) A
• B) B
• C) AB
• D) O

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Definitions:

Firms

Business entities or organizations engaged in commercial, industrial, or professional activities, either for profit or non-profit.

Market

Any structure that allows buyers and sellers to exchange types of goods, services, and information.

Factor Market

This refers to markets where services of the factors of production (not the actual products) such as labor, capital, and land are bought and sold.

Resources

Inputs used in the production of goods and services, including labor, capital, land, and technology.