Why is regulation of the cell cycle important?

(apex) when a cup of water is dropped, as the cup falls, the water in the cup falls out true or false?

Which of the following units is not an official si unit? mole liter kilogram ampere

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?