- new cells
- new tissue
- structural material
- reproductive structures
Operational definition
Accounting output/pool.
Assimilated matter incorporated into living structural or functional biomass that remains within the defined system at the end of the accounting interval.
It includes:
- cells;
- tissues;
- enzymes;
- membranes;
- structural extracellular material;
- persistent living organs.
It excludes dedicated reserves when those are being reported separately.