Which of the Following Is Correct Concerning Interleukin 4 (IL-

question 23

Multiple Choice

Which of the following is correct concerning interleukin 4 (IL- 4) ?

• A) It stimulates phagocytes.
• B) It is needed for B lymphocyte activation and differentiation.
• C) It ensures production of enough leukocytes.
• D) Virally infected cells produce it.
• E) It is a chemotactic factor for leukocytes.

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Definitions:

Genes

The basic physical and functional units of heredity, made up of DNA, which determine specific characteristics by encoding proteins.

Genotype-environment Correlations

The concept that the interaction between an individual's genetic makeup and their environment can influence their traits.

Characteristics

Distinguishing traits, qualities, or properties that identify and define individuals, groups, or things.

Environments

The surroundings or conditions in which a person, animal, or plant lives or operates, including both natural and built contexts.