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 population of N Africa and SW Asia is shifting from the areas in the South to the coastal Mediterranean region due to..... Increased desertification of the Sahel (expansion of the Sahara Desert) The SW Asia (Middle East) and N Africa are considered to be a region because.... Most of the region shares a common religion (Islam) and a commom language (Arabic)