Question: what are the non membranous organelles of the cell?
Answer: Ribosomes. Ribosomes, either free in the cytosol or associated with rER, synthesize proteins as polypeptide chains. ...  Microtubules. Microtubules are involved in the movement of organelles and other structures, for example lysosomes and mitochondria. ...  Actin filaments. ...  Intermediate filaments. ...  Centrioles.