Which Statement Best Describes the Difference in Responses of Effector

question 43

Multiple Choice

Which statement best describes the difference in responses of effector B cells (or plasma cells) and cytotoxic T cells?

• A) Effector B cells confer active immunity; cytotoxic T cells confer passive immunity.
• B) Effector B cells kill pathogens directly; cytotoxic T cells kill host cells.
• C) Effector B cells secrete antibodies that are specific for a certain pathogen; cytotoxic T cells kill pathogen-infected host cells.
• D) Effector B cells carry out the cell-mediated response; cytotoxic T cells carry out the humoral response.
• E) Effector B cells respond only the first time a pathogen is present; cytotoxic T cells respond subsequent times.

---

Definitions:

Dissociative Identity Disorder

A psychiatric disorder characterized by the presence of two or more distinct personality states that control an individual's behavior at different times.

Dissociative Fugue

A rare psychiatric disorder characterized by reversible amnesia for personal identity, including the memories, personality, and other identifying characteristics of individuality.

Etiology

The study of the causes or origins of diseases or conditions.

Concordance Rates

Statistical measures used in genetics to indicate the likelihood of a trait or condition being shared among individuals with a genetic relationship.