The animals, to Ian Malcolm ‘s surprise, continued to thrive on Isla Sorna regardless of the lysine failsafe due to the herbivore's talents to eat soy and different lysine-rich foods. Following the preliminary evacuation of survivors from Isla Nublar , Laura Sorkin supposed to introduce a new enzyme into the island's most important water supply which would counteract the lysine contingency, as she meant to return to the island at a later time. N, amino terminus