Enzymes are sensitive to extreme reactions, even in little quantity was able to accelerate reactions, chemical reaction without all kinds of enzymes occurs very slowly. Until life cannot survive on.
Enzymes are very sensitive to even the slightest amount, it can be done without enzyme catalyzed reactions of any kind takes place very slowly. And life can not survive it.
The enzyme is sensitive to the reaction even in just a little can accelerate the reaction if ไม่มีเอนไซม์ reaction all kinds will happen very slowly. That life could survive.