MRSA Definition and Symptoms. MRSA, methicillin-resistant staphylococcus aureus, is an infection that is caused by a certain strain of staph bacteria that is resistant to the commonly used antibiotics.
The Sahel (/sÉËhÉl/) is the ecoclimatic and biogeographic zone of transition in Africa between the Sahara Desert to the north and the Sudanian Savanna to the south. Having a semi-arid climate, it stretches across the south-central latitudes of Northern Africa between the Atlantic Ocean and the Red Sea.
The Central Africa is made up of countries like Democratic Republic of Congo, Angola, Cameroon, Gabon, Equatorial Guinea etc. âCountries in South Africaâ â the part that often brings confusion: There are several countries in Southern Africa just like in every other African region.Such countries include Botswana, Lesotho, Namibia, Swaziland, South Africa (which is a country within the southern Africa).See Also: Tribes of South Africa.t is subdivided into various regions: Northern Africa which is constituted by countries like Egypt, Algeria, Tunisia, Libya; The western region of Africa include countries like Nigeria, Ghana, Mali, Niger, Togo etc.