Another big rising action is when Dennis Nedry programs the system, as well as the power, to shut down, then steals dinosaur embryos to sell them. His plan fails when he meets a hungry dinosaur, and… gets eaten is a pretty good description. With the power down, the electrified fences were ineffective, so dinosaurs could just escape.
Climax
Towards the end of the book, as they wait on the beach for the helicopter; dinosaurs come down to the beach, set