Multiple ChoiceWhich of the following is most likely to be the outgroup in a cladogram comparing mammals, birds, reptiles, and amphibians?45views
Multiple ChoiceWhich of the following best describes the difference between homologous and analogous structures?27views
Multiple ChoiceThe living plants that are most similar to the first plants to bear gametangia are the _____.25views
Multiple ChoiceA scientist claims that *Elysia chlorotica* should be classified as a plant rather than an animal. Which characteristic most strongly supports its classification as an animal?22views
Multiple ChoiceIn the five-kingdom system of classification, which kingdom includes multicellular, photosynthetic organisms with cell walls made of cellulose?19views
Multiple ChoiceIf a hiker picked up a mollusk on a trail in a rain forest, to which kingdom would this organism belong?21views
Multiple ChoiceWhich Australian animal is well-known for its ability to change its appearance to blend into its surroundings?15views