Question #6404552Single Choice

Biology

Question

Consider a scientific experiment in which a group of scientists wanted to study the effects of a new drug Wonderdrug 0 that is being tested in rats to see if it is effective in preventing cancer.
5. Which of the following would be a good independent variable for this experiment?

Options

The percentage of rats that get cancer when exposed to a carcinogen

All the rats should get regular treatments of Wonderdrug

All the rats should get a placebo

50% of the rats should get regular treatments of the drug and 50% of the rats should get the placebo

Answer & Analysis

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