Which molecule will provide the greatest amount of energy to a living cell (1) water
(2) oxygen
(4) carbon dioxide
organic compounds in nood
(3) sugar

Alidded glass container is filled with a colored gas. after a period of time, it is observed that the gas is uniformly spread throughout the box and that the movement has slowed considerably. next, a warm iron plate is carefully placed under the box. why is there resumed movement of the gas in the container?