Which statements best describe natural selection? check all that apply.

Populations must have genetic variation.

Natural selection occurs when the environment changes

Organisms best suited for the environment survive and reproduce

Hope this helps (:

its like this, "if i give a plant an unlimited amount of sunlight,then the plant will grow to its largest possible size."

hope it let me know if it does or doesn't =^-^=

air, water, heat and noise pollution can all be caused by producing and using technology. consuming resources - non-renewable resources, including precious metals like gold, are used to make technology