When the EPA determines that a pesticide is harmful to wildlife, they have already tested and reviewed it. The next logical step would be to will ban use of the pesticide.
A unicellular organism must perform all functions necessary for life. A multicellular organism has specialized cells, tissues, organs, and organ systems that perform specific functions.
The answer is (C) Core, Radiative Zone and then the Convection Zone
Hcg secreted by placenta not the fastest method to detect pregnancy nor it is specific