An Antigen Is

question 33

Multiple Choice

An antigen is

• A)any component of a foreign cell.
• B)a foreign substance that activates the immune system.
• C)a protein molecule synthesised by plasma cells.
• D)a virulence factor of a bacterium that enables it to cause disease.
• E)a gammaglobulin.

---

Definitions:

P(A|B)

The probability of event A occurring given that event B has occurred.

Multiple Vehicles

Refers to scenarios or systems where more than one vehicle (e.g., cars, bicycles, aircraft) are used or considered, often in logistics or transportation studies.

Involved Alcohol

Situations or cases in which alcohol plays a part or is a contributing factor.

Lower Class

A socio-economic group characterized by low income, education, and occupational status.