binomial nomenclature the nomenclature used in scientific classification of living organisms in which each organism is designated by two latinized names (genus and species), both of which must always be used because species names are not necessarily unique.inomial nomenclature the nomenclature used in scientific classification of living organisms in which each organism is designated by two latinized names (genus and species), both of which must always be used because species names are not necessarily unique.
Africa.com recently released a list highlighting the 10 Most Liveable Cities in Africa. 1  Cape Town, South Africa. 2  Accra, Ghana. 3  Nairobi, Kenya. 4  Johannesburg, South Africa. 5  Gaborone, Botswana. 6  Libreville, Gabon. 7  Tunis, Tunisia. 8  Dar es Salaam, Tanzania. 9  Windhoek, Namibia. 10  Kigali, Rwanda.
YaoundÃ©âs population is 2.5 million, which makes it the second-largest city in the country after Douala, which has more than 3 million residents. Douala is the 27th most expensive city on earth, and the most expensive African city.