An Example of a Pathogen That Undergoes Rapid Changes Resulting

question 43

Multiple Choice

An example of a pathogen that undergoes rapid changes resulting in antigenic variation is

• A) the influenza virus, which expresses alternative envelope proteins.
• B) the strep bacteria, which can be communicated from patient to patient with high efficiency.
• C) human papilloma virus, which can remain latent for several years.
• D) the causative agent of the autoimmune disease known as rheumatoid arthritis.
• E) multiple sclerosis, which attacks the myelinated cells of the nervous system.

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Definitions:

ANOVA Table

A table used to summarize the results and implications of an Analysis of Variance, which tests differences between means of three or more groups.

Test Statistic

A calculated value from the data that is used in statistical testing to determine whether to reject the null hypothesis.

Hypothesis

A proposed explanation for a phenomenon, made as a starting point for further investigation, which can be tested through experimentation and observation.

National Hockey League

A professional ice hockey league in North America, composed of teams from the United States and Canada.