Question

In order to keep all other things the same and isolate the effects of one particular variable in the biology experiment, Juanita will want to do which of the following? Check all that apply.
Avoid drawing conclusions after one trial.
Offer the same type of food to the rats in each trial.
Make sure all tested rats are the same age.

Answer 1

Answer:

I think it's b and c that they're looking for but all apply