Phenylketonuria (commonly known as PKU) is an inherited disorder that increases the levels of a substance called phenylalanine in the blood.Phenylalanine is a building block of proteins (an amino acid) that is obtained through the diet.It is found in all proteins and in some artificial sweeteners.henylketonuria (commonly known as PKU) is an inherited disorder that increases the levels of a substance called phenylalanine in the blood.
Cross River State is a coastal state in South South Nigeria, named after the Cross River, which passes through the state. Located in the Niger Delta, Cross River State occupies 20,156 square kilometers. It shares boundaries with Benue State to the north, Ebonyi and Abia States to the west, to the east by Cameroon Republic and to the south by Akwa-Ibom and the Atlantic Ocean.
North Dakota-Location, size, and extent. Located in the western north-central US, North Dakota ranks 17th in size among the 50 states.The total area of North Dakota is 70,703 sq mi (183,121 sq km), comprising 69,300 sq mi (179,487 sq km) of land and 1,403 sq mi (3,634 sq km) of inland water.haped roughly like a rectangle, North Dakota has three straight sides and one irregular border on the E. Its maximum length E-W is about 360 mi (580 km), its extreme width N-S about 210 mi (340 km).