Digital Marketing is the pratice of promoting products and services using database-driven online distribution channels to reach consumers in a timely, relevant, personal and cost-effective manner. Broadband Internet, WiFi and phone Web access are also spurring growth worldwide.
The plasma membrane is an outer boundary and functional traffic-cop of every biological cell. Just like the outer layers of multicellular organisms, its primary function is to contain, protect and provide unit structure.
By:Adaugo Achionye. Karin Colburne. Michael Mathieson. Trisha Adjmul. Plasma Membrane. The plasma membrane separates the internal environment of the cell from the external environment. Some of the proteins span the membrane and others do not. Some are on thin side surface of the membrane. Altogether, the proteins form a mosaic pattern.