The Cellular Level of Organization –Part B. Cytoplasm Cytosol –Semifluid, mostly water –Protein, carbohydrates, lipids, and inorganic substances (ions)
The Cellular Level of Organization –Part B
Roles of ER Rough Ribosomes synthesize excreted proteins Stored in cisternae or vesicle Modify proteins Glycosylation of proteins Delivery of membrane.