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.
DID THE BREAD AND CIRCUSES CONTRIBUTE TO ROMEâS GREATNESS? were given for second, third, and fourth place. When two or three chariots from one faction raced, they did so as a team and not individually. There is evidence, as in all sports, of cheating, bribery, throwing an event, and even the doping of horses.