What do all cells in a multicellular organism have in common

Multicellular organisms can be described as the organisms which are made up of more than one cell and they all the multicellular organs have some of the organelles in common. All multicellular organisms have organelles like nucleus, cell membrane, endoplasmic reticulum, mitochondria, vacuole, Golgi complex etc in common. All multicellular organisms have differentiated cells which carry out specific functions. On the contrary, unicellular organisms are made up of a single cell and do not have as much similar organelles to the multicellular organisms.