A monokaryon is a fungal mycelium or hypha in which each cell contains a single nucleus and a mononuclear spore or cell of a fungus that produces a dikaryon in its life cycle.
References
Monokaryon Wikipedia(Text) CC BY-SA
A monokaryon is a fungal mycelium or hypha in which each cell contains a single nucleus and a mononuclear spore or cell of a fungus that produces a dikaryon in its life cycle.