Stephanie Ahlemeyer
Dr. Hudson
Bio 2240
Protein Essay
18 September 2015
Alcohol Dehydrogenase
Proteins are the main building blocks that cells are assembled from and they make up most of the cell’s dry mass. They contain important elements such as oxygen, carbon, hydrogen, nitrogen and amino acids. Proteins also help provide the cell with shape and structure. There are some proteins, which are embedded in the plasma membrane, and they form channels and pumps. These channels