Which of the Following Is Correct for Interferon

question 238

Multiple Choice

Which of the following is correct for interferon?

• A) It is a family of proteins that defends against viruses.
• B) It is a natural killer cell.
• C) It is a specific bacterial surface receptor.
• D) It is a specialized type of white blood cell.

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Definitions:

Random Sampling

A method of selecting a sample from a population in which every individual has an equal chance of being chosen.

Correlation Coefficient

A number between −1.00 and +1.00 that indicates the direction (negative or positive) and extent (from none to perfect) of the relationship between two variables.

Independent Variable

In research, this is the condition or factor that is intentionally changed to observe its impact on an outcome.

Structuralism

The school of psychology that argues that the mind consists of three basic elements—sensations, feelings, and images—that combine to form experience.