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.
The Rostra was a specific platform for oration in ancient Rome. The Rostra (Italian: Rostri) was a large platform built in the city of Rome that stood during the republican and imperial periods. Speakers would stand on the rostra and face the north side of the comitium towards the senate house and deliver orations to those assembled in between.