Umbhoshongo wekhukhu
Umbhoshongo wekhukhu noma isiza sekhukhu siyisiza sikamakhalekhukhwini osebenza ngekhukhu, lapho izihoshamaza nemishini yezokuxhumana ibekwe khona (ngokuvamile embhoshongweni womsakazo) ukuze sidale ikhukhu (''cell''), noma amanye amakhukhu aseduze, kuhleloxhuamno lwamakhukhu.