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.

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

his wha5

the correct answer is ) possibility.

demonstrating opportunity cost is done through production possibility.

the opportunity cost can be demonstrated using the production possibility frontier or curve. this graphic shows the total number of possibilities for two products when we have the resources needed and used in an efficient manner. the main resources could be money, labor, and technology. the curve shows that the production of one good increases when the production of the othe