The Prefix Contra- Means

question 101

Multiple Choice

The prefix contra- means:

• A) against.
• B) bad.
• C) false.
• D) together.

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Definitions:

Thymus

An organ located in the upper chest, which is part of the immune system and important for the development of T-lymphocytes.

Immune Response

Process of recognizing foreign macromolecules and mounting

Memory B Cells

B cells that continue to produce antibodies after the immune system overcomes an infection.

Antibody

A protein produced by the immune system that recognizes and binds to foreign substances (antigens), facilitating their destruction.