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- 1. Multiple Choice
The pictures below show the forelimbs of six different organisms.
Using this picture, which statement is correct?These forelimbs have similar bones, indicating that the organisms all have the same diet.These forelimbs have similar bones, indicating that the organisms all live in the same habitat.These forelimbs have similar bones, indicating that the organisms share a common ancestor.These forelimbs have similar bones, indicating that the organisms' evolution happened quickly. - 2. Multiple ChoiceWhich of the following means "genetic change over time?"natural selectionspeciationevolutionfitness
- 3. Multiple ChoiceYou look at two species and see very similar DNA. What does this likely tell you?These are the same animal.These animals have a common ancestor.These animals are not likely related.These animals are likely becoming one species.
- 4. Multiple Choice
Organisms that are better adapted to the environment survive to pass traits to their offspring is known as
Natural Selection
Homeostasis
Selective Breeding
Extinction
- 5. Multiple ChoiceTwo organisms that are closely related would havevery similar DNA sequenceexactly the same DNA sequencesno proteins in commoncompletely different DNA sequence
- 6. Multiple ChoiceThe hind leg bones in a whale are examples ofhomologous structuresanalogous structuresfossilsvestigal structures
- 7. Multiple ChoiceWhich of the following is an example of reproductive isolation?two populations of finches that cannot produce viable offspringtwo populations of finches that have different feather colorstwo populations of salamanders that live in different lakestwo populations of salamanders that have different tail lengths
- 8. Multiple ChoiceA flash flood carried a raft of Amazon ants away from their original population. There is enough distance between the two groups, that they will never meet in nature again. What type of reproductive barrier is this?behavioral isolationtemporal isolationgametic isolationgeographic isolation
- 9. Multiple Choice
Why is biochemical evidence better than fossil record?
gaps in fossil record
only fossils of complex organisms can be found
fossils are only from extinct animals
not ok to compare anatomy of animals to figure out relationships
- 10. Multiple Choice
vestigal structure in humans?
coccyx
pelvis
- 11. Multiple Choice
differences between species is a result
use and disuse of body parts
variation and natural selection
- 12. Multiple Choice
most reliable way to determine evolutionary relationships
dna or rna analysis
anatomy
embryology
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