When Was the Role of MHC Molecules in the Immune

question 64

Multiple Choice

When was the role of MHC molecules in the immune response first discovered?

• A) during the study of AIDS
• B) during the study of blood types
• C) during organ transplants
• D) none of these

---

Definitions:

Laws

Formal rules and principles established by a governing authority that regulate the behavior of individuals and organizations within a society.

Rerum Novarum

An encyclical issued by Pope Leo XIII in 1891, addressing the condition of the working classes and calling for the rights of workers to form unions, fair wages, and the responsibilities of the state and citizens.

Pope Leo XIII

The head of the Catholic Church and ruler of the Vatican City from 1878 to 1903, known for addressing social issues and promoting the study of Thomism.

Right to Vote

The legal entitlement to participate in the democratic process of electing leaders and shaping legislation through the act of casting ballots.