Three forms of endocytosis: 1  Pinocytosis is a form of endocytosis in which the cell engulfs liquids. 2  Phagocytosis is a form of endocytosis in which the cell takes in larger particles, such as a white blood cell engulfing a bacterium.
Tulsa County, Oklahoma. Tulsa County is a county located in the U.S. state of Oklahoma. As of the 2010 census, the population was 603,403, making it the second-most populous county in Oklahoma, behind only Oklahoma County. Its county seat and largest city is Tulsa, the second-largest city in the state.
In addition, to the east of Tulsa, a portion of Oklahoma's land rises into the Ozark Plateau, a heavily-forested region of small hills and mountains crisscrossed by numerous small rivers and streams. Three significant rivers drain Oklahoma into the Gulf of Mexico including the Arkansas, Canadian and Red. The state's lowest point, (289 ft.) is along the banks of the Little River, just to the south of Shawnee. Major lakes in Oklahoma include Lake O' the Cherokees and Lake Texoma, as well as Lake Hudson, Eufaula Lake, Gibson Lake and Oologah Lake.