What Advantageous Uses Have Viruses Been Shown to Have

question 59

Multiple Choice

What advantageous uses have viruses been shown to have?

• A)The activities of viral genes mimic those of host genes so they are useful for studying mechanisms of DNA replication and gene expression in their much more complex hosts.
• B)They can be used as a means to introduce foreign genes into human cells, which may serve as a basis for treatment of human diseases by gene therapy.
• C)Insect-killing viruses may play an increasing role in the war against insect pests.
• D)Bacteria-killing viruses may play an increasing role in the war against bacterial pathogens.
• E)All of these are correct.

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Definitions:

Minimised

Reduced to the smallest possible size, amount, degree, or level.

Larger Scheme

A broader or more comprehensive plan or ambition that smaller actions or ideas contribute towards.

Expectancy Theory

A psychological theory proposing that individuals are motivated to act in certain ways based on their expectations of outcomes and the attractiveness of those outcomes.

Incentive System

A business tool designed to motivate and reward employees to achieve higher levels of performance.