Answer:
Three important organelles in the cell are nucleus, mitochondria and rough endoplasmic reticulum.
Explanation:
Cellular organelles are structures that are mainly found in all eukaryotic cells and are linked to the fulfilment of their main functions. In a cell all organelles are important and each one of them fulfills a specific function. Three of the main organelles of the cell are :
Prokaryotic cells, whose structure is simpler, lack nuclei and most organelles.