Their <em><u>stomach</u></em> or <em><u>belly</u></em> helps them adapt.
A mutation in a plant that could cause negative outcomes could be the plant has less leaves, or isn't hardy enough, like other plants. It would die. A plant from an area like Chernobyl, that has been affected by radiation could poison other animals, or pass that gene along, and ultimately kill that strand of plant.
The purines-adenine and guanine
I think so because most people have a decent life although they may complain about some things in it.
