Question

Ribosomes are invariably found in the cytoplasm of all types of cell.What other sites with in the cell do we find them in

Answer 1

Ribosomes are closely associated with the plasma membrane in Prokrotyic cell.

Answer 2

They are usually associated with the plasma membrane in prokaryotic organisms.

while in eukaryotic  organisms they can be either found on the surface rough endoplasmic reticulum or at the posterior  side of endoplasmic reticulum floating in cytoplasm.