As a Type of Second-Line Defense, These Lymphocytes Act Nonspecifically

question 44

Multiple Choice

As a type of second-line defense, these lymphocytes act nonspecifically to kill cells that have been infected by certain viruses and cancer cells.

• A) B cells
• B) NK cells
• C) T cells
• D) Lymphokines

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Definitions:

Pregnancy

A condition in which a woman carries a developing fetus inside her uterus.

X-linked Traits

Genetic characteristics determined by genes located on the X chromosome.

Carriers

Individuals or organisms that possess and can transmit a gene or infectious agent to others without necessarily showing symptoms of disease themselves.

Express

To convey a thought or feeling through words, gestures, or actions.