Yahoo Answers is shutting down on May 4th, 2021 (Eastern Time) and beginning April 20th, 2021 (Eastern Time) the Yahoo Answers website will be in read-only mode. There will be no changes to other Yahoo properties or services, or your Yahoo account. You can find more information about the Yahoo Answers shutdown and how to download your data on this help page.
Trending News
Promoted
What is the control in this experiment?
In an experiment testing the effects of air fresheners with phthlates on flower growth, what is the control - plants with no air freshener or plants with air freshener without phthlates?
2 Answers
Relevance
- 1 decade agoFavorite Answer
plants without any airfreshener would be the control. Air freshener without phthlates would be treatment 1 and with phthalates would be treatment 2.
- Anonymous1 decade ago
air freshener without phthlates
Still have questions? Get your answers by asking now.