Multiple ChoiceWhy is the date 1.8 million years ago (mya) considered significant in hominin evolutionary history?109views
Multiple ChoiceWhich of the following is true regarding the recent Homo naledi fossil discovery?86views
Multiple ChoiceWhich cell structures best reveal evolutionary unity among all living organisms?1043views
Multiple ChoiceBased on evolutionary relationships, which of the following is considered the more likely ancestor to eukaryotic cells?84views
Multiple ChoiceWhy are duplications of chromosomal regions suspected to be especially important to evolution?779views
Multiple ChoiceOne group of reptiles, exemplified by the fossil Archaeopteryx, led to the evolution of ________.80views
Multiple ChoiceWhich of the following indicates that all organisms can be traced back to a common ancestry?81views
Multiple ChoiceWhich of the following observations most strongly supports the common origin of all life on Earth?77views
Multiple ChoiceWhat is niche differentiation in the context of evolution and natural selection?971views
Multiple ChoiceWhich of the following processes includes all the others in the context of evolution and natural selection?599views
Multiple ChoiceWhich statement provides the best evidence that two species share a recent common ancestor?742views