Examples of monoterpenes and monoterpenoids include geraniol, terpineol (present in lilacs), limonene (present in citrus fruits), myrcene (present in hops), linalool (present in lavender) or pinene (present in pine trees). Iridoids derive from monoterpenes. Sesquiterpenes consist of three isoprene units and have the molecular formula C 15 H 24.
Due to geography, Mesopotamia and Egypt had different farming methods, weathers, environment, and flooding seasons. In fact, Egyptâs great farming system led them to have better conditions to farm than Mesopotamia because of flooding, the rivers and irrigation and the farming tools that they used.... [tags: Mesopotamia, World History, Agriculture]
The abundance of food grown in the rich mud in the fertile crescent made it possible for large numbers of people to live together in cities. Population growth and a surplus of food led to specialization of labor and the leisure time necessary for civilization. When everyone did not have to farm people began to be artisans and craftsmen. The products created by these specialists led to trade and a merchant class.