For Questions , Use the Following Narrative

question 28

Multiple Choice

For Questions , use the following narrative
Narrative: Aspirin and polyps
A study done by the Ohio State University Medical Center examined whether or not taking an aspirin a day would help colon cancer patients reduce the chance of getting subsequent colon polyps.635 patients with colon cancer participated; 317 of them were randomly assigned to the aspirin group, and the other 318 patients were assigned to a placebo (non-aspirin) group.54 patients in the aspirin group developed subsequent polyps, compared to 86 patients in the non-aspirin group.Many confounding variables were controlled for in this well-designed randomized experiment.
-{Aspirin and polyps narrative} Based on the results of this study, what can you conclude?

• A)Taking an aspirin a day can help prevent subsequent polyps from developing in colon cancer patients.
• B)Taking an aspirin a day has a causal effect on subsequent polyp development in colon cancer patients.
• C)Taking an aspirin a day reduces the chances of developing subsequent polyps in colon cancer patients.
• D)All of the above.

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Definitions:

Regulator Genes

Genes that control the expression of one or more other genes, governing the amount of protein or RNA product that is made.

STR

Short Tandem Repeats, sequences of DNA where a series of two to six nucleotides is repeated, used in genetic profiling.

DNA Fingerprinting

A technique used to identify individuals based on unique patterns in their DNA, often utilized in forensic science to solve crimes or in paternity testing.

Gel Electrophoresis

A laboratory technique for the separation of proteins, DNA, or RNA fragments based on their size by applying an electric current to a gel matrix.