Question

What do you mean by unicellular and multicellular?

Answer 1

• A unicellular organism is represented by a single cell that performs all the cellular functions.
• The unicellular cells do not show the division of labour.
• For example, Amoeba, bacteria, etc.
• A multicellular organism consists of many types of cells.
• Cells are specialized to perform different functions of the body so that there is a division of labour within cells.
• For example, plants, animals, birds, and insects.