Animal Behavior, Eleventh Edition John Alcock, Linda Green, Paul Nolan, and Dustin Rubenstein Test Bank

Animal Behavior, Eleventh Edition John Alcock, Linda Green, Paul Nolan, and Dustin Rubenstein Test Bank 1.“If female lizards with reddish throats produce more eggs than females with orangish throats, then the reddish throat is an evolved adaptation.” This statement true, because this species has variation, a critical requirement for the evolution of adaptations by natural selection. false, because females with orangish throats could still have more offspring that live to reproduce than females with reddish throats. false, because there is no guarantee that females with reddish throats are the best for the long-term preservation of this species. be true or false, because we cannot tell without knowing whether reddish females outnumber orangish females in this species. Answer: b 2.The statement “Lemmings disperse from areas of high population density because they inherited this ability from a lemming-like ancestor in the past” is a hypothesis about ed function. tionary history. ics and development. ive value. Answer: b 3.The theory of plate tectonics (which explains the current and past positions of the continents in terms of the movements of huge geologic plates on Earth’s surface) is called a theory because it been shown via repeated tests to be true. an explanation that is potentially falsifiable. an explanation that can be applied widely, to every continent, past and present. an explanation that needs to be tested. Answer: c