Fill in the blanks with the appropriate options.
Cells with nucleus are called______a_____and cells without nucleus are called_____b_____.
a.eukaryote b.prokaryote
Cells are divided into two groups - prokaryotes and eukaryotes. Prokaryotes are without nucleus and eukaryotes are cells with nucleus. All the prokaryotes are unicellular organisms while eukaryotes can be unicellular or multicellular organisms.