A Treatment for Bacterial Infections from the Early 20th Century

question 89

Multiple Choice

A treatment for bacterial infections from the early 20th century has made a comeback; the use of bacterial viruses to eliminate bacterial infections. Which explanation most accurately describes the mechanism of action behind this treatment?

• A) A wide variety of bacteria cause a large percentage of human infections, producing much sickness and death.
• B) Viruses can infect bacteria, transferring pathogenic genes. The viral genes can then be suppressed, causing the bacteria to not replicate viruses.
• C) The attachment structures on the virus and the receptors on the host cells make for exquisite speci?city of viruses for particular bacterial species.
• D) Antibiotic resistance in humans is on the increase, so using a different kind of therapy is more bene?cial.

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