Which body system performs this function in humans? A. circulatory system

B. excretory system

C. respiratory system

D. digestive system

Why does the alligator have one of the strongest bite force and why does it run so fast i need to know i live in florida

Before the can be observed by using a transmission electron microscope, cells are sliced into very thin sections. what disadvantage does this procedure present in the study of cellular parts

Asquirrel population lives in an area. over many years, a river in that area grows wider and stronger, eventually forming a canyon. the squirrel populations on the two sides of the canyon can no longer mate with each other and ultimately form distinct species. this is an example of