RNA Interference Has Been Proposed as a Treatment for Cancer

question 22

Multiple Choice

RNA interference has been proposed as a treatment for cancer. Which of the following accurately explains how this treatment could work?

• A) RNA injected into cancerous cells would prevent transcription of cancer-causing genes.
• B) Normal (not mutated) mRNA for DNA polymerase would be inserted into the genome of tumor cells.
• C) Tumors would be injected with small pieces of double stranded RNAs that recognize the mRNA of genes that promote cell division.
• D) RNAi would bind to tubulin, preventing the formation of the spindle apparatus.

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Definitions:

IV Site Dressing

An IV site dressing is a sterile covering applied over the area where an intravenous line enters a patient's body to prevent infection and secure the line.

Sterile Gauze

A piece of fabric, free from bacteria or other living microorganisms, used for dressing wounds and preventing infection.

Sterile Gloves

Gloves that have been treated to eliminate all microorganisms and are used in medical procedures to maintain a sterile environment.

Infusion

The introduction of a substance directly into veins or tissues by gravity or under pressure, commonly referred to in medical contexts for administering drugs or fluids.