This chart describes the expected percentage of people who perform the job of Fitness Instructor that make less than that salary. For example 50% of the people who perform the job of Fitness Instructor are expected to make less than the median. Source: HR Reported data as of October 2015.
The structure of a cell membrane is designed to keep the internal contents of the cell intact, as well as keep unneeded materials out. The membrane is made up of a number of holes through which chemical processes and material exchanges take place.
Components of the Cell Membrane A eukaryotic cell contains many membranes. While theyare not all identical, they share the same fundamental ar-chitecture. Cell membranes are assembled from four com-ponents (table 6.1): 1. Lipid bilayer. Every cell membrane is composed ofa phospholipid bilayer.