Waan ensiim(enzyme) laga helo beerka taas oo laga cabiro sheegtana haduu dhaawac ka jiro beerka.
Waa ensiim inta badan laga helo beerka. Marka unugyada beerku dhaawacmaan, ALT ayaa ku daata dhiigga, taasoo keenta in heerkiisu kor u kaco.