Difference between amitosis and binary fission
| Basis of Comparison | Amitosis | Binary Fission |
|---|
| Definition | A type of cell division in which the nucleus divides by direct cleavage without spindle formation | A type of asexual reproduction in which a single cell divides into two identical daughter cells |
| Occurrence | Occurs in unicellular organisms | Occurs in both unicellular and multicellular organisms |
| Chromosome replication | No replication of chromosomes occurs | Chromosome replication occurs before cell division |
| Number of daughter cells produced | One daughter cell is produced | Two daughter cells are produced |
| Genetic variability | No genetic variability occurs | Genetic variability may occur due to mutation |
| Examples | Occurs in bacteria, yeast, protozoa, etc. | Occurs in bacteria, archaea, and some eukaryotes such as amoeba and paramecium |