Which of the Following Statements About Viruses Is Most Accurate

question 11

Multiple Choice

Which of the following statements about viruses is most accurate?

• A) Viruses can reproduce rapidly on surfaces outside the body.
• B) Viruses contain no DNA or RNA of their own; therefore, they must enter a host cell to obtain a nucleic acid.
• C) Viruses are simply a bundle of genetic material surrounded by a protein shell.
• D) Viruses are complex structures having sophisticated metabolic processes, which is why viral infections can be difficult to treat.

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Definitions:

Purely Competitive

A purely competitive market is one in which there are many buyers and sellers, all trading homogeneous products, with no single entity able to control the market price.

Market

A virtual or physical place where buyers and sellers come together to trade goods, services, or financial instruments.

Allocative Efficiency

A state of the economy in which resources are allocated in a way that maximizes the overall benefit to society, with goods and services produced at their highest-valued uses.

Purely Competitive

A market format where numerous small companies offer an identical product with no barriers to entering or leaving the market, resulting in firms accepting the market price as given.