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- Multiple ChoicePlease save your changes before editing any questions.Structures are similar in appearance but not in structureVestigialHomologousAnalogous StructuresEmbryonic
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Which layer is the youngest1234 - Multiple ChoicePlease save your changes before editing any questions.Which layer is the oldestBAEC
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Which of the following is the collection of life's remains found in sedimentary rock?
natural selection
homologous structures
Charles Darwin
the fossil record
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Similar structures with different purposes found in different species are known as _____
vestigial structures
DNA
homologous structures
the fossil record
- Multiple ChoicePlease save your changes before editing any questions.The changes of species over timeEmbryonicNatural selectionMimicryEvolution
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The picture shows a/an ___________
homologous structure
vestigial structure
- Multiple ChoicePlease save your changes before editing any questions.The opossum and kangaroo both incubate their young in a pouch. This provides evidence that they---are descended from a common ancestorHave very similar skeletal structuresbelong to the same speciesmust range great distances to eat
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What is this an example of?
Homologous structure
Analogous structure
Vestigial organs
Functional adaption
- Multiple ChoicePlease save your changes before editing any questions.Which of the following is an example of a vestigial structure?the wings of a red-tailed hawkthe hind limbs of a house catthe fins of sharksthe tailbone of a human
- 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.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.A change in the inherited characteristics of an organism over time is ________evolution.development.growth.ancestry.
- Multiple ChoicePlease save your changes before editing any questions.If two organisms have similar traits of DNA they are probablyshare a common ancestorshare a common environmentshare a common populationspeciation
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The appendix, which is not needed to survive, is conisdered to be a
Homologous Structure
Analagous Structure
Vestigial Structure
Homology
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Similarities in bone arrangements, like those in the picture, support the hypothesis that...
these organisms are not well adapted
these organisms share a common ancestor
these organisms all share the same DNA sequences
these organisms are members of the same species