In others, once a vehicle passes inspection, an inspection decal is attached to the windshield or registration plate, and police can enforce the inspection law by seeing whether the vehicle displays an up-to-date decal.
These 10 animal facts will amaze you. The cell cycle is a process in which a cell grows and divides to create a copy of itself. Some organisms reproduce exclusively through this process, while in complex multicellular life, it allows an organism to grow, and to replace cells as they become worn out.
The cell cycle. 1  Gap 1 or G1 phase, where the cell grows in size, and checks that everything is OK for it to divide. 2  Synthesis or the S phase, where the cell copies its DNA. 3  Gap 2 or G2 phase, where the cells checks that all its DNA has been correctly copied. 4  Mitosis or M phase, where the cell finally divides in two.