In the analogy the principal is the nucleus and the ribosome is the cafeteria. The principal can tell the cafeteria what food make. Basked on this, how do you think the nucleus and ribosome interact in the cell?

Ais a group of individuals of the same that exist together in the same place at the same time

Wich level of organization includes all the other levels or organizations

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