Pictured is a ribosome. how are ribosomes different from most other cell organelles? a. they are transported through the plasma membrane. b. they are generally located outside the cell. c. they are not enclosed by a membrane. d. they contain dna.

The current thought on the structure of the cell membrane is: a. a static phosphate sandwich of lipids b. a fluid-mosaic of phospholipids and proteins c. a bilayer of proteins with static lipid molecules d. an impermeable bilayer of protein molecules e. a static and permeable phospholipid single layer