Define a dependent variable in an experiment. A) The variable that is not being test in the experiment.
B) The variable that is controlled in the experiment.
C) The variable that is being tested in the experiment.
D) None of the answers above

B

Explanation:

I think it's b because no matter what happens to the experiment nothing from that will change.

the correct answer is:

a population changes in response to a change in the environment.

ans.

gregor john mendel is known for study of inheritance in pea plants. he used garden pea plant for his study, having alternative traits for various characters. he performed cross-breeding in pea plants to check how characters are transmitted between parents to offspring, such as cross between pure tall and pure dwarf plant. mendel studied the inheritance patterns in pea plants for various generations.

thus, the correct answer includes options and f).