A.木瓜蛋白酶 B.胃蛋白酶 C.胰蛋白酶 D.限制性核酸內(nèi)切酶 E.胰肽酶
A.102/ml B.104/ml C.105/ml D.106/ml E.108/ml
A.3%~4% B.6%~7% C.8%~12% D.12%~15% E.25%