Multiple ChoiceWhich development has had the greatest impact on the understanding of evolutionary relationships?44views
Multiple ChoiceWhich of the following traits was most important in enabling the first plants to move onto land?71views
Multiple ChoiceAccording to fossil records, how many new species of snails with planktonic larvae are estimated to have arisen between 50 and 35 million years ago?41views
Multiple ChoiceWhich of the following statements supports the hypothesis of an 'RNA world' on early Earth?30views
Multiple ChoiceMolecular phylogenies show all land plants are a monophyletic group. This suggests ________.38views
Multiple ChoiceWhich statement best describes the relationship between evolution and natural selection?2views
Multiple ChoiceWhich of the following adaptations would most likely have helped koalas transition from land dwellers to tree dwellers?29views