2- Cytoplasm | CHAPTER#1- CELL BIOLOGY AND EPITHELIUM

USMLE STEP 1 VIDEO LECTURES The cytoplasm is a gel like substance inside the cell and surrounds the cell's organelles. It is composed of mainly water and dissolved ions, as well as various organic molecules including enzymes and structural proteins. The main function of cytoplasm is to provide a medium for the cell's metabolic processes and support the organelles and other structures within the cell.