Use the article provided with other articles to answer the questions below.

Is most of our DNA junk? Please read the NEW YORK TIMES story and reflect on the following (some of these answers will require additional research):

1) Do you think that non-coding DNA serves a purpose? Why or Why not?

2) Identify an article in the published literature that demonstrates that non-coding or junk DNA is actually serving a purpose. Provide the reference to the source and a summary of the paper’s findings.

3) If non-coding DNA serves a purpose, why do onions have so much more DNA than humans do, yet they seem to be much less complex than a human?

4) Compare the function of non-coding DNA in humans and bacteria. Discuss findings that have been identified regarding microRNAs in humans and smallRNAs in bacteria.

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