Cytotoxic T Cells ________

question 78

Multiple Choice

Cytotoxic T cells ________.

• A) require the double recognition signal of class I MHC plus class II MHC on the target cell in order to function
• B) self-destruct once the antigen has been neutralized
• C) function mainly to stimulate the proliferation of other T cell populations
• D) can directly attack and kill other cells of the body

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Definitions:

Metaethics

The branch of philosophy that analyzes the meaning and nature of moral terms, judgments, and arguments.

Normative Ethics

The branch of ethics concerned with establishing how things should or ought to be, how to value them, which actions are right or wrong, and which traits of character are good or bad.

Applied Ethics

The branch of ethics that deals with the analysis of specific, controversial moral issues such as abortion, animal rights, and euthanasia.

Method Ethics

An approach to ethics that focuses on the procedures or methods used to make moral decisions, rather than on the outcomes of the decisions.