Any experiment is associated with a control . This control is actually not a part of
experiment itself but is only used to compare the results.
for eg in DNA transformation experiments control DNA is also tranformed to analyse
and compare the transformation of our required DNA insert.
Control group.
An Experiment proves an Hypothesis
control
control
control
control
The independent variable.
varable
The Answer is THE INDEPENDENT VARIABLE.
its independent
Independent
Independent