Download Binary Fission

SC.912.L.16.15
What is binary fission?

Asexual reproduction for prokaryotes,
specifically bacteria
Binary fission
Daughter cells are identical copies
Chromosome
(1)
(4)
Plasma membrane
(2)
(5)
(3)
(6)
Neither mitosis nor meiosis occurs in prokaryotes
- Binary fission generally involves the separation of a single cell into two more or less
identical daughter cells, each containing, among other things, at least one copy of the
parental DNA.
Binary fission
E. coli
DNA
cell wall
How is it different from mitosis?
Mitosis is a means of making new cells
in a eukaryotic multicellular organism
(like skin cells)
 Since bacteria are unicellular, they do
not need to make new cells, they only
need to reproduce
 The phases of binary fission and mitosis
are very similar
