Insect blood, properly called hemolymph, flows freely through the body cavity, but is moved from the abdomen to the head through what structure?

Aperson is outside exercising. body temperature begins to rise, and the person starts to sweat. their body temperature then returns to normal, and the body stops sweating. a positive b negative c allosteric d homeopathic

Acell in the human nervous system whose primary function is to form myelin and the blood-brain barrier, respond to injury, remove debris, and enhance learning and memory is called a(n) cell.

Which measure of an earthquake depends on how close you are to the focus?