Most developed world countries have accepted the chronological age of 65 years as a definition of 'elderly' or older person, but like many westernized concepts, this does not adapt well to the situation in Africa.
Binomial Nomenclature. The present system of binomial nomenclature identifies each species by a scientific name of two words, Latin in form and usually derived from Greek or Latin roots.The first name (capitalized) is the genus of the organism, the second (not capitalized) is its species.inomial Nomenclature. The present system of binomial nomenclature identifies each species by a scientific name of two words, Latin in form and usually derived from Greek or Latin roots.
4. When students are naming the organisms on the âData Sheet,â introduce the concept of binomial nomenclature. Tell students that every living organism has a two-part scientific name, made up of the genus name and the species name.hen students are naming the organisms on the âData Sheet,â introduce the concept of binomial nomenclature. Tell students that every living organism has a two-part scientific name, made up of the genus name and the species name.