Moroccans descended from Berbers, Arabs, and Black Africans exactly like the neighboring Maghrebians. The Berbers are the prehistoric populations of Morocco and are related to the wider group of Paleo-Mediterranean peoples. The Afroasiatic family may have originated in the Mesolithic period, perhaps in the context of the Capsian culture.
Epidemiologic triangle model of disease causation. A common model used in public health illustrates the relationships among an agent, a host and the environment. It applies to biological, chemical and physical agents.
The Epidemiologic Triangle is a model that scientists have developed for studying health problems, specifically to understand infectious diseases and how they spread. The Triangle has three corners (called vertices): 1. Agent, or microbe that causes the disease (the âwhatâ of the Triangle) 2.