Choosing Bathroom Countertops. Vanity tops must play the dual role of being durable and capable of standing up to water, soap, cosmetics while serving as an ample work surface for morning rush hour in the bathroom. This is no place for delicate, porous (read: easy-to-stain) surfaces.
1 one set for those proteins synthesized by ribosomes that remain suspended in the cytosol, and. 2  a second set for proteins synthesized by ribosomes that are attached to the membranes of the endoplasmic reticulum (ER) forming rough endoplasmic reticulum (RER).
They are found in the cytoplasm [cytoplasm: The living substance inside a cell (not including the nucleus). ] and are the site of protein synthesis. They can only be seen using an electron microscope. Ribosomes are the site of protein synthesis. Page: 1  1. 2  2. 3  3. 4  4.