Asubstance that gives up an electron to a free radical is a

Regarding most of the narrator’s story, which word best describes the tone?

Veins have a much lower blood pressure than arteries. which of these prevents backflow of blood in veins? a. pressure applied by the heart b. one–way valves in veins c. thin muscular walls of veins

Awolf pack hunts,kills, and feeds on a moose. in this interactions, the moose is a?