Which Statement Best Describes the Difference Between Responses of Effector

question 57

Multiple Choice

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

• A) B cells confer active immunity; cytotoxic T cells confer passive immunity.
• B) B cells respond the first time a pathogen is present; cytotoxic T cells respond subsequent times.
• C) B cells secrete antibodies against a pathogen; cytotoxic T cells kill pathogen-infected host cells.
• D) B cells carry out the cell-mediated response; cytotoxic T cells carry out the humoral response.

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