In his experiment on spontaneous generation, Louis Pasteur changed only one thing between his experimental groups: whether or no

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3 years ago

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t the neck of the flask was broken. That means that his experiment was _____.

1 answer:

kumpel [21] · Answer 1 · 2022-03-18T05:15:09+03:00

5 0

Louis Pasteur's experiment was A) controlled.

A scientist must change only one variable at a time to see if it is the one causing the observed change.

The scientist must keep all the other variables constant (i.e. control the variables)