define the following terms, cell, prokaryotic cell, eukaryotic cell, organelle
Cell is the structural and functional unit of all living organisms and is the building block of life.
Prokaryotic cell does not contain a proper defined nucleus and membrane bound organelles are also absent in this type of cell. The genetic material lies freely in the cytoplasm of the cell.
Eukaryotic cell contains a proper defined nucleus and membrane bound organelles.
Organelles are like the organs of the cell which perform different functions. They are small minute particles which lie in the cytoplasm like mitochondria, chloroplast etc.