There are tens of thousands of chemicals in use today and more than a forth of these are known to be toxic and nothing is known about their interactive effects. (naturopathicwellness.com)
Changing when light occurred changed the production of chemicals in other types of produce, too, including blueberries and zucchini. (sciencenewsforstudents.org)
It's one thing to make a case on paper that we can implement a 5,000 - line - long set of chemical reactions with DNA. (discovermagazine.com)