Why do cells go through the cell cycle

The most basic function of the cell cycle is to accurately copy a large amount of DNA in the chromosomes and then precisely separate the copies into two genetically identical daughter cells.

Explanation:

•there must be variation for the particular trait within a population.

•the variation must be inheritable (that is, it must be capable of being passed on from the parents to their offspring).

•individuals with one version of the trait must produce more offspring than those with a different version of the trait.good

explanation:

not sure if this is what you'r looking for eubacteria and archaebacteria