Give a brief difference between prokaryotic and eukaryotic ribosomes.

Give two functions of ribosomes in prokaryotic cells.

What is polysome? Explain its role in a bacterial cell.

Why do not the lysosomal enzymes destroy the cell’s own cytoplasm? Explain.

Which organelle functions as cytoskeleton? Explain one of them in short.

Describe the ultrastructure of cilia and flagella diagrammatically.