Peroxisome proliferator-activated receptor. In the field of molecular biology, the peroxisome proliferator-activated receptors (PPARs) are a group of nuclear receptor proteins that function as transcription factors regulating the expression of genes.
Located a few degrees south of the Equator, Rwanda is bordered by Uganda, Tanzania, Burundi and the Democratic Republic of the Congo. Rwanda is in the African Great Lakes region and is highly elevated; its geography dominated by mountains in the west and savanna to the east, with numerous lakes throughout the country.wanda is located in Central/Eastern Africa, and is bordered by the Democratic Republic of the Congo to the west, Uganda to the north, Tanzania to the east, and Burundi to the south. It lies a few degrees south of the equator and is landlocked. The capital, Kigali, is located near the centre of Rwanda.
The Serengeti (/ËsÉrÉnËÉ¡Éti/) ecosystem is a geographical region in Africa. It is located mainly in northern Tanzania and extends into south-western Kenya between 1 and 3 degrees south (latitudes) and between 34 and 36 degrees east (longitudes). It spans approximately 30,000 km2 (12,000 sq mi). The Kenyan part of the Serengeti is known as Maasai Mara. The Serengeti hosts the largest terrestrial mammal migration in the world, which helps secure it as one of the Seven Natural Wonders of Africa and one of the ten natural travel wonders of the world.