From what group did mammals descend?Multiple choice question.An amniote ancestor common to both reptiles and mammalsPrehistoric thecodonts on the lineage to dinosaursA prehistoric amniote unrelated to any reptiles

What amniote group is now included among the reptiles?Multiple choice question.mammalsbirdslungfishamphibians

Because they were omnivores and because they were capable of adapting quickly to changing food and environments, _________ moved into the niches left by reptiles - particularly dinosaurs. A. Amphibians B. Birds C. Mammals

Select all of the following that are reptiles.Multiple select question.caeciliansarmadillosalligators and crocodilessalamanderslizardsturtles and their relativessnakes

Scientists can explore whether two different animal species have evolved from a common ancestor, using evidence from all of the sources below exceptGroup of answer choicesanlaysis of strands of DNAstudies of embryos during developmentcomparison of bones and musclescomparision of experiences from each organism PreviousNext

Mammals take over the land during the:Group of answer choicesCretaceousCarboniferousCenozoicTriassic