GRE Reading Comprehension: JiJing 352-GRE阅读机经352篇 - 456W3K512644T5VUJ

If the arguments made by Stephen Jay Gould are correct, which of the following can be inferred from the passage about the evolution of organisms? A. each species of organism within a particular lineage can be expected to develop in a parallel fashion toward increased or decreased complexity B. Species may develop in the direction of decreased complexity, depending on the nature of prevailing conditions. C. Although a global progression toward greater biological complexity may exist, it cannot be proven D. All individuals within the same locality can be expected to develop in the same direction, either toward increased or decreased complexity E. One would need to understand the prevailing conditions within an ecosystem in order to discern whether an organism had evolved toward increased complexity.