As with all catalysts, enzymes do not alter the position of the chemical equilibrium of the reaction. In the presence of an enzyme, the reaction runs in the same direction as it would without the enzyme, just more quickly.
CAUSE, pleading .The reason; the motive. 2. In a replication de injuria, for example, the plaintiff alleges that the defendant of his own wrong, and without the cause by him in his plea alleged, did, &c.
A cause is proximate when it sets in motion a chain of events which result in the loss without the intervention of any new or independent force.... Proximate cause is that which, in a natural sequence, unbroken by any new cause, produces the result which would not otherwise have occurred..