Francesco Redi designed an experiment to test the notion of spontaneous generation. He left the first jar of meat open to the air and covered the second jar. The first jar would be called the ________ jar.

Question

Quizplus · Accepted Answer

The first jar is the experimental jar and the second jar is the control jar. This is because Redi wanted to compare the results of the jar left open to the air (experimental) to the jar that was covered (control). Therefore, the correct choice is B, control.

Francesco Redi Designed an Experiment to Test the Notion of Spontaneous