Facilitated diffusion is a passive transport mechanism in which carrier proteins shuttle molecules across the cell membrane without using the cellâs energy supplies.
Linda Brown was born on February 20, 1942, in Topeka, Kansas, to Leola and Oliver Brown. Though she and her two younger sisters grew up in an ethnically diverse neighborhood, Linda was forced to walk across railroad tracks and take a bus to grade school despite there being a school four blocks away from her home.
Overview (3) Kimora Lee Simmons was born on May 4, 1975 in St. Louis, Missouri, USA as Kimora Lee Perkins. She is a producer and actress, known for Brown Sugar (2002), Def Jam Fight for NY (2004) and Kimora: Life in the Fab Lane (2007). She has been married to Tim Leissner since December 2013. They have one child.