Matching Pairs Evolution / Natural Selection Review GameOnline version Matching Review Game by Stacy 1 Homologous Structures 2 analogous structures 3 organism with a disadvantageous trait for a predation selection pressure 4 used to determine the relatedness or common ancestry between different groups of organisms 5 Coevolution 6 example of an organism with an advantageous trait to a predation selection pressure 7 Speciation new and distinct species emerge in the course of evolution cladogram Features serve similar function, but are structurally different. process where two or more species reciprocally affect each other's evolution Common structure suggest common ancestor different organism. Now you see me, now you don't.