Discuss the role of proteins in membrane structure and transport of molecules across the membrane?

Transport proteins move molecules and ions across the membrane. They can be categorized according to the Transporter Classification database. Membrane enzymes may have many activities, such as oxidoreductase, transferase or hydrolase. Cell adhesion molecules allow cells to identify each other and interact.

The salt in the sea water dehydrated the sailor because her body could not take in the amount to salt in the sea water