Multiple ChoiceIf a species is suddenly introduced into a new habitat, which of the following is most likely to occur according to the principles of natural selection?21views
Multiple ChoiceHow did some stickleback populations come to live exclusively in freshwater environments?25views
Multiple ChoiceWhich principle states that two species in the same habitat cannot occupy the same niche indefinitely?25views
Multiple ChoiceWhich of the following best describes the main selective pressure that favored the evolution of darker skin color in human populations?20views
Multiple ChoiceWhich of the following best describes directional selection in the context of natural selection and evolution?254views
Multiple ChoiceWhich of the following types of evidence is most important when determining whether a trait is an adaptation?18views
Multiple ChoiceWhat is the primary advantage of having different shaped beaks among bird species?28views
Multiple ChoiceHow does a biotic environment influence the direction of evolution in a population?22views