Which of the following sets of cell organelles contain $DNA$?

Which of the following statements are correct?
$(i)$ In prokaryotic cells,a special membranous structure formed by the extension of the plasma membrane into the cell is known as polysome.
$(ii)$ The smooth endoplasmic reticulum is the major site for synthesis of glycoproteins.
$(iii)$ $RuBisCO$ is the most abundant protein in the whole biosphere.
$(iv)$ Mitochondria,chloroplasts,and peroxisomes are not considered as part of the endomembrane system.

The resolving power of an electron microscope is .......

The best material for demonstrating streaming movement of protoplasm within living cells is

Cell organelles can be separated by the process of .........

Differentiate between a plant cell and an animal cell.