Answer:
Fragmentation
Explanation:
When an organism of many cells breaks up into two or more parts and these parts survive to produce a new organism, reproduction occurs by fragmentation.
In this asexual form of reproduction, the organism is split into several parts and these parts then grow into fully mutated organisms that resemble their parent cells.
The other options are also reproduction forms but they do not split like as in fragmentation.
3.) Mitochondria
MOST of cellular respiration in Eukaryotic cell is in the mitochondria
5
1 Sodium
1 Nitrogen
3 Oxygen
Also sodium nitrate is written NaNO3 (sorry to be picky)