The core of the histones H2A and H2B can also be modified. Combinations of modifications are thought to constitute a code, the so-called histone code. Histone modifications act in diverse biological processes such as gene regulation, DNA repair, chromosome condensation (mitosis) and spermatogenesis (meiosis).
Bread and Circuses. Bread and circuses became the method that the ruling class of ancient Rome used to maintain their power and control of the people. This method kept their sheep fat and happy, even as they fleeced them and sent them off to plunder the free world.
in the colosseum there were gladitorial fights. it was a football staduim and it was a race track, there was performances such as the gladiators. it was filled with millions oâ¦f people watching the events.games in rome today are known as the bloodiest exhibtitions of puplic entertainment.