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.
A popular Christmas food in Emilia-Romagna and the north: filled pasta. After youâve (ahem) refrained from indulging on Christmas Eve, youâre allowed to really tuck in on Christmas Day. Lunch is the main meal. Pasta in brodo âpasta in brothâis a common kickoff to the meal across Italy, but particularly in the north. In Bologna, itâs all about meat-filled tortellini in capon (eel) broth; in Ferrara, the pastaâs stuffed with pumpkin filling.