Cov tshuaj tua kab mob tuaj yeem xaiv cov kev sib txuas tshwj xeeb hauv DNA, RNA, thiab cov kab ke sib xyaw ua ke ntawm cov kab mob hauv cov kab mob, cuam tshuam cov metabolism hauv cellular, cuam tshuam kev ua neej, lossis ua rau kev loj hlob lossis tuag taus, tsis zoo li cov tshuaj tua kab mob lossis cov tshuaj fungicides. Nws cov tshuaj tua kab mob feem ntau tshwm sim nyob rau hauv peb qhov tshwm sim: inhibition, sterilization, thiab dissolution.