Answer:
Human cell is like a busy city. The cell membrane is like the city's border, the nucleus is the city's hall where important decisions are made ( like DNA Replication), The mitochondria are the power plant of the city, The endoplasmic reticulum is the transportation system, Ribosomes are the factories producing protein, Lysosomes are the city's waste disposal units, and lastly the cytoplasm is the city's fluid filled spaces.
