Which of the Following Best Describes What an Antigen Is

question 25

Multiple Choice

Which of the following best describes what an antigen is?

• A)a molecule,such as a polypeptide or carbohydrate,that initiates a response from the immune system
• B)a protein in the immune system that is used to identify potential pathogens
• C)a molecule that is used during an immune response to enhance the binding of antibodies to damaged cells
• D)all of the above

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Definitions:

Psychotherapy

A therapeutic treatment involving psychological techniques, designed to assist individuals to overcome difficulties or achieve personal growth.

Demonstrable Effect

An outcome or result that can be clearly observed and proven through evidence or demonstration.

Psychotherapy

A method of treating mental disorders by talking about mental and emotional issues with a mental health professional.

Orientation

A person's awareness of oneself in relation to time, place, and identity; in a broader sense, it can also refer to sexual orientation or the initial introduction to a new environment or role.