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- 1. Multiple ChoiceStructures are similar in appearance but not in structureVestigialHomologousAnalogous StructuresEmbryonic
- 2. Multiple Choice
Which layer is the youngest1234 - 3. Multiple ChoiceWhich layer is the oldestBAEC
- 4. Multiple Choice
Which of the following is the collection of life's remains found in sedimentary rock?
natural selection
homologous structures
Charles Darwin
the fossil record
- 5. Multiple Choice
Similar structures with different purposes found in different species are known as _____
vestigial structures
DNA
homologous structures
the fossil record
- 6. Multiple ChoiceThe changes of species over timeEmbryonicNatural selectionMimicryEvolution
- 7. Multiple Choice
The picture shows a/an ___________
homologous structure
vestigial structure
- 8. Multiple ChoiceThe 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
- 9. Multiple Choice
What is this an example of?
Homologous structure
Analogous structure
Vestigial organs
Functional adaption
- 10. Multiple ChoiceWhich 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
- 11. Multiple ChoiceWhich 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
- 12. Multiple ChoiceHow 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
- 13. Multiple ChoiceA change in the inherited characteristics of an organism over time is ________evolution.development.growth.ancestry.
- 14. Multiple ChoiceIf two organisms have similar traits of DNA they are probablyshare a common ancestorshare a common environmentshare a common populationspeciation
- 15. Multiple Choice
The appendix, which is not needed to survive, is conisdered to be a
Homologous Structure
Analagous Structure
Vestigial Structure
Homology
- 16. Multiple Choice
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
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