In the nucleus, DNA forms a complex with proteins. This complex is called chromatin and is formed when the DNA wraps around nuclear proteins and then wraps around itself multiple times to condense the DNA into a smaller volume.
1. the history of Western civilization. the ancient civilizations of Mesopotamia and Egypt. Synonyms and related words. Culture, society and civilization: advanced, civilisation, civilise...
Scholars have defined civilization using various criteria such as the use of writing, cities, a class-based society, agriculture, animal husbandry, public buildings, metallurgy, and monumental architecture.