Which of the Following Statements About MHC Proteins Is not

question 157

Multiple Choice

Which of the following statements about MHC proteins is not true?

• A) fall into two major classes
• B) function in antigen presentation
• C) bind complement
• D) are found on all nucleated cells
• E) allow the body to differentiate its own cells from foreign cells

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Definitions:

Erectile Disorder

A sexual dysfunction characterized by the persistent difficulty in achieving or maintaining an erection sufficient for satisfactory sexual performance.

Sexual Desire Disorders

A subset of sexual dysfunction characterized by a decrease or absence of sexual fantasies and desire for sexual activity.

Sexual Dysfunctions

Disturbances in sexual desire and in the psychophysiological changes that characterize the sexual response cycle, causing distress and interpersonal difficulty.

Frotteurism

A paraphilic interest focusing on rubbing, usually one's pelvic area or erect penis, against a non-consenting person for sexual gratification.