The requirement of makes an organism's cell make-up different from the cell make-up of an inanimate object. energy interdependence light

Aboy jumps into a cold swimming pool and his body tempature goes down hus muscles ,blood vessels

Scientists discover two populations of mice on either side of a major river. the two populations have almost identical genes but the mice from one side cannot breed with mice from the other. this is most likely because

Are the layers of rock above and below the coal older or younger?