Why Is Antigenic Drift a Problem for the Immune System

question 102

Multiple Choice

Why is antigenic drift a problem for the immune system?

• A)It requires a new, primary response by B cells.
• B)The ability of MHC to present antigen is affected.
• C)T cell receptors may not recognize the altered antigen.
• D)It requires a new, primary response by B cells and T cells may not recognize the altered antigen.

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Definitions:

Specialized Feeding

The adoption of unique feeding strategies and mechanisms by certain organisms to suit their environmental conditions and nutritional requirements.

Deliberate Extermination

A planned and intentional act of completely destroying or eliminating a group or species.

Overhunting

describes the excessive hunting of animal species to the point where it leads to a significant reduction in their population, potentially leading to extinction.

Biotic Pollution

Introduction of a foreign species into an area where it is not native.