one characteristic that living things share is metabolism. which statement best describes metabolism?

Matthew decided he wanted to hike up mount everest. on his way to the top, it began to snow and the temperature dropped to -10°f. matthew forgot to wear a heavy jacket so his body began to shiver beyond control. in this case, matthew's body shivering is the to a drop in temperature. * 0 points reflex stimuli responce environmental facto

Which characteristics are typical of a human population in the postindustrial stage?

Ascientific idea becomes valid when it is what?