Multiple ChoiceWhich term best describes inherited traits that increase an organism's chance of survival and help determine its niche?72views
Multiple ChoiceWhich of the following is NOT considered evidence that a large impact event contributed to the extinction of the dinosaurs?73views
Multiple ChoiceButterflies show r-selection traits. What does this statement imply about their reproductive strategy?99views
Multiple ChoiceThe skeletons and fossils shown in the previous illustration provide evidence for which biological process?89views
Multiple ChoiceThe similarity in homologous structures between different species is evidence that they:79views
Multiple ChoiceHow is natural selection in the evolution of long necks in giraffes best explained?550views
Multiple ChoiceWhat peculiar feature did Darwin observe in the tortoises on the Galápagos Islands?93views
Multiple ChoiceWhich of the following is least likely to be an example of a variation within a species?75views
Multiple ChoiceWho highlighted the reproductive advantages of environmentally adaptive traits in the theory of natural selection?80views
Multiple ChoiceA tornado that destroys property would be an example of which of the following?91views
Multiple ChoiceWhy is the idea of common descent considered a conclusion rather than a directly observable fact in evolutionary biology?74views
Multiple ChoiceGradual speciation is more likely to be associated with small changes building up in:85views