Biological Evidence and the Fossil Record

Question 1

Determine whether each statement below describes traditional or modern classification.based on similar appearancebased on evolutionary relationshipsknown as Cladisticsknown as Linnaean classification

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A: traditional classification

Question 2

Which piece of information provided the stimulus for the shift from traditional classification to modern classification?

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C: an understanding that species share a common ancestor

Question 3

Fill in the blank below with the vocabulary word that best completes the sentence.Using a clock, scientists are able to estimate the amount of time that two species have been evolving independently.

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molecular

Question 4

Question 4

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A

Question 5

According to the cladogram, which of the following is the derived characteristic shared by amphibians and reptiles?

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C: lungs

Question 6

After much research and DNA analysis it has been determined that species in the same clade are actually more distantly related than originally thought. What is one way that the cladogram may change because of this information?

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B: A node would be introduced.

Question 7

According to the cladogram, which species are MOST closely related?

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B: D and E

Question 8

Use the cladogram about fish to answer the following questions. Which of the following best describes the organism located at point B?

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D: has jaws, but not bones

Question 9

According to the cladogram, arthropods are MOST closely related to which group of organisms?

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B: annelids

Question 10

Question 10

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D

Biological Evidence and the Fossil Record Answers

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