Alpha and Beta Interferons

question 27

Multiple Choice

Alpha and beta interferons

• A) help protect virus-infected cells from the effects of the pathogen.
• B) protect the cells that secrete them from being invaded by a virus.
• C) are produced by infected fibroblasts and macrophages.
• D) produce active antiviral proteins (AVPs) that coat the surface of healthy cells and prevent the attachment of pathogenic viruses.
• E) produce no adverse effects in the body.

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Definitions:

Per Month

A time frame reference indicating occurrences or measurements within a calendar month.

Effective Annual Rate

A financial metric that represents the equivalent annual interest rate taking compounding into account, thus providing a more accurate measure of interest earned or paid over a year.

Compounded Semi-Annually

Interest on an investment is calculated and added to the principal sum of the investment two times a year.

Effective Annual Rate

The real return on an investment after accounting for compounding interest over a year, often differing from the stated nominal rate.