The Arenaviruses Are Unique Because

question 75

Multiple Choice

The arenaviruses are unique because

• A) they undergo rapid antigenic drift and antigenic shift.
• B) their virions contain reverse transcriptase.
• C) their virions contain ribosomes.
• D) they are transmitted by direct contact with the blood of animals.
• E) they "highjack" the glycoproteins of co- infecting viruses.

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Definitions:

Materials Quantity Variance

The difference between the actual quantity of materials used in production and the expected quantity, valued at standard cost.

Favorable

A term used in variance analysis indicating that actual costs were lower than budgeted or standard costs, leading to higher profits.

Unfavorable

A term used in variance analysis to describe a situation where actual results are worse than expected results, often leading to a negative impact on financial performance.

Raw Materials Price Variance

This variance highlights the difference between the actual cost of raw materials used in production and the standard or expected cost.