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- Multiple ChoicePlease save your changes before editing any questions.
Structures with the same parts have different functions; suggests that organisms share a common ancestryvestigial structureshomologous structuresadaptive radiationfossil - Multiple ChoicePlease save your changes before editing any questions.Study of embryos of various organisms to show a common ancestor because of similarities in developmentnatural selectionembryologyspeciationevolution
- Multiple ChoicePlease save your changes before editing any questions.Two organisms that are closely related would havevery similar DNA sequenceexactly the same DNA sequencesno proteins in commoncompletely different DNA sequence
- Multiple ChoicePlease save your changes before editing any questions.What does Darwin's theory of evolution suggest?species change over timeextinct species are not related to living speciesdifferent species can interbreedanimals that look alike are most closely related
- Multiple ChoicePlease save your changes before editing any questions.Some organisms that share a common ancestor have features that have different functions, but similar structures. These are known asvestigial structuresanalogous structureshomologous structuresfossil structures
- Multiple ChoicePlease save your changes before editing any questions.If modern organisms have a lot of homologous structures, what inference might paleontologists make about those organisms?They are reptilesOne organism evolved from the other.The organisms have a common ancestor
- Multiple ChoicePlease save your changes before editing any questions.Which is not evidence for evolution?many animals have homologous structures due to common ancestryMany animals have vestigial structures from an ancestorWe can observe changes in life forms by observing the fossil recordAll of these are evidence for evolution
- Multiple ChoicePlease save your changes before editing any questions.What is a structure that is similar across species?vestigialhomologousadaptaionvariation
- Multiple ChoicePlease save your changes before editing any questions.When all of the organisms of a species have died it is calledevolutionextinctionadaptationnatural selection
- Multiple ChoicePlease save your changes before editing any questions.Predict which moth would increase in populationlightdark
- Multiple ChoicePlease save your changes before editing any questions.How do fossils provide evidence that evolution has happened on Earth?Fossils show how the sizes of certain animals has changed drastically over millions of yearsFossils show that some species have gone extinctFossils show how life forms present today are different than those from the pastDifferent sedimentary rock layers provide evidence for how the environment has changed over time
- Multiple ChoicePlease save your changes before editing any questions.Scientists compare organisms' DNA to support the theory that all species share a common _________________separationancestorpopulationenvironment
- Multiple ChoicePlease save your changes before editing any questions.What characteristic did Darwin observe about the finches on the Galapagos Islands?Their feathersGenotypesTheir beaksTheir body sizes
- Multiple ChoicePlease save your changes before editing any questions.The diagram illustrates an embryonic stage of two organisms.
Which of the following can be determined by observing the embryos shown in the diagramThe organisms share a common ancestry.The organisms belong to the same genus.The organisms are native to the same geographic areas.The organisms will grow into anatomically similar adults. - Multiple ChoicePlease save your changes before editing any questions.
Recently, scientists have been able to use ___________to find common proteins and amino acids to determine how closely related species are.
DNA
Vestigial structures
Fossils
Homologous structures
- Multiple ChoicePlease save your changes before editing any questions.
Which IS NOT used as evidence for evolution?
Fossils
Natural Selection
Early Development/Embryos
Body Structure/Anatomy
DNA/Proteins