Evolution III

How does a species survive a climate change over thousands of years?

• It reproduces more rapidly.
• It hibernates and waits for better climate conditions.
• It makes no changes.
• It adapts to the changing climate.

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The theory of natural selection is based upon which of the following?
 

• distribution of organisms throughout the world
• breeding organisms with favorable traits
• fossil evidence and observed living organisms
• rock layers

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According to this cladogram, sharks are MOST closely related to which organism? 

• Amphibians
• Ray finned fish
• Crocodiles
• Birds

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Which of these is a piece of evidence that best shows that a species has evolved and has a common ancestor? 

• a social hierarchy that has some organisms getting more food and mates than others
• similar bone structure in the limbs
• the presence of a tail in the adult form but not the juvenile
• a large number of individuals in a given area that can reproduce with each other

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Which of the following is an example of a vestigial structure?

• the wings of a red-tailed hawk
• the hind limbs of a house cat
• the fins of sharks
• the wings of an ostrich

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Two organisms that are closely related would have ____.

• very similar DNA sequence
• exactly the same DNA sequences
• no proteins in common
• completely different DNA sequence

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Structures that have the same evolutionary origin even though they may now have different structures or functions are said to be

• endemic
• homologous
• analogous
• genetic

Coyotes are beginning to move back into areas where humans live. They have learned to feed off of human garbage and small pets. This is an example of _____.

• speciation
• a population shift
• biodiversity
• an adaptation

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What kid of isolation occurs when two populations of birds have different courtship dances?

• geographic
• sexual
• temporal
• behavioral

What is the process in which humans breed organisms for certain traits?

• natural selection
• inheritance
• artificial selection
• descent withOUT modification