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.
Epidemiologists study disease transmission. Vaccination for a virus. An epidemiologist may study public health crises in a given country. An epidemiologist may study car crashes as it relates to injuries. An epidemiologist may work with doctors and other health care workers to address specific health issues.View slideshow of images above.n epidemiologist may study car crashes as it relates to injuries. An epidemiologist may work with doctors and other health care workers to address specific health issues.