Pharmaceuticals and personal care products are detectable at low levels in surface water. why might disposal of these products be difficult to regulate?

(amoeba sisters video recap: pedigrees and need

Which is the function of the hypothalamus in thermoregulation? answers: -sensor -effector -stimulus -intergrating center it's either a or c i believe

Need with these questions . need the answers in a rush for these questions are the answers i put down are correct or not? ?