Monday, October 14, 2013

Evidence of Evolution Quiz

  1. Explain the following picture in terms evidence for evolution.




A: This picture shows how, this land animal adapted over millions of years and generations so it would be better suited for it's environment.  

  1. Which of the following continents did marsupials begin from?
    1. Europe
    2. Africa
    3. Australia
    4. South America
    5. North America

      A:  e, North America

  1. Comparing a dragonfly, bird, bats - explain the type of evolution that these organisms show.


A:  They evolved bones, got bigger and eventually back down to a smaller size once again.



  1. Explain how the Common Descent Lab shows DNA evidence and ancestry as evidence for evolution. Include examples of Primates.


A: This lab showed how over generations species changed slowly to adapt to their environment   This slow evolution is visible due to homologous structures and similarities in Hemoglobin DNA strands.  Chimpanzees show a 97% similarity to human DNA.



  1. Explain homology using some examples from your readings.

    A: Homology is the use of comparing similar structures in species. In the reading we looked a the tiktaalik which was similar to the land-fish that were before and after it's time. This is one of the key points in proving evolution.

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