discussion

please respond to one (1) of the following three (3) bulleted items.

• In your own words explain the concept of rRNA then suggest three (3) reasons why scientists choose to use rRNA as an Evolutionary Chronometer.
  
  
• Provide a 100-250 word debate as to whether or not you believe that epigenetic marks can be inherited. Next briefly summarize the nature of the information that epigenetic marks store.
  
  
• Read the New York Times article entitled, “Reverse Engineering Birds’ Beaks into Dinosaur Bones” found here then provide a brief summary of the article. Next discuss whether or not you believe that the evolution of birds can be reversed. Why or why not?