- The fluid inside cells
- The part of cytosol that isn’ t held by any organelles in the cell
- Cytosol is made up of concentration gradients, protein complexes, protein compartments, and cytoskeletal sieving.
- In cytosol, all the metabolic chemical reactions of the prokaryotes take place.
- The important composition is a lot of water, dissolved ions, water soluble molecules, and smaller molecules and proteins.
Picture from: http://img.sparknotes.com/figures/D/d479f5da672c08a54f986ae699069d7a/cytosol.gif