Answer:
STEM CELLS
They serve as a repair system for the body.
The role is that it helps you with the urinal system and makes the things in your body go out of the body. (hopes it at least helped a little! (=^T^=)
Conidia are fungus spores. Macrocnidia means that the fungus spores are complex and large. Microconidia are fungus spores that are smaller.