Question

how unicellular and multicellular organism show variations??

Answer 1

In uni cellular organisms.. The single cell performs all functions like respiration, transport, excretion.. Locomotion. Where as in multicellular organisms.. There is a clear cut variation.. Group of cells forms tissue and tissues to organ. And finally organ system... Each organ performs a specific function and all work in a coordinated manner to perform work

Answer 2

unicellular perform like a single cell. and multicellular perform like a group of the cell