Positive and Negative control

[lha08]

1. The problem statement, all variables and given/known data
Could anyone explain to me what exactly is positive and negative control in an experiment?

2. Relevant equations



3. The attempt at a solution

[Mapes]

As you may know, we can't just provide answers for homework-type questions at PF, since that wouldn't help anyone learn. So what are your thoughts on the matter? (Hint: a world of information can be found by searching "positive and negative controls.")

[lha08]

As you may know, we can't just provide answers for homework-type questions at PF, since that wouldn't help anyone learn. So what are your thoughts on the matter? (Hint: a world of information can be found by searching "positive and negative controls.")
Forget it i've figured it out and FYI this is not a homework question