Solution:

• The nuclear membrane is missing, and there is no envelope around the genetic material.

• They lack membrane-bound organelles and membrane-bound nucleus

• Cell lumen is filled with a fluid known as cytoplasm

• Prokaryotic DNA is found in the nucleoid of the cell

• Prokaryotic cell wall acts as a layer of protection and helps in maintaining cell shape

• Ribosome is the only cytoplasmic organelle that is found in prokaryotic cells