Freebase (0.00 / 0 votes) Rate this definition: Essential amino acid. An essential amino acid or indispensable amino acid is an amino acid that cannot be synthesized de novo by the organism, and therefore must be supplied in the diet.
An island nation, Seychelles is located in the Indian Ocean, northeast of Madagascar and about 1,600 km (994 mi) east of Kenya. The archipelago consists of more than 116 islands. The granitic islands are considered the oldest and hardest granite in the world.
The Comoros are a group of four separate islands. They are located in the Indian Ocean, roughly 416 miles southeast of Tanzania and 200 miles northwest of Madagascar. Three of the islands, Njazidja, Nzwani and Mwali, form the Federal Islamic Republic of the Comoros.he Comoros are an archipelago of four small Indian Ocean islands that lie between East Africa and the northwestern coast of Madagascar. The four islands are called Ngazidja (formerly Grande-Comore), Nzwani (formerly Anjouan), Mwali (formerly Moheli), and Mayotte.