Antigens Are

question 13

Multiple Choice

Antigens are

• A) specific molecules, or parts of molecules, that the body recognizes as foreign.
• B) proteins the body produces against invading substances.
• C) cells that protect the body against invaders.
• D) proteins on the surface of our cells to which pathogens attach.
• E) enzymes secreted to destroy a pathogen's cell wall.

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Definitions:

Toxic Emissions

Harmful pollutants released into the environment, often from industrial processes, vehicles, or hazardous waste.

Toxic Ash

The residue left after the combustion of materials containing toxic substances, often hazardous to human and environmental health.

Expensive

Referring to something that has a high cost or price associated with its acquisition, upkeep, or use.

Educates People

The process of providing knowledge, skills, and information to individuals, typically through structured learning environments.