Hank and his brother John discuss heredity via the gross example of relative ear wax moistness.

This video uses sounds from Freesound.org.

References:
http://www.mpiwg-berlin.mpg.de/en/res...
http://www.pbs.org/wgbh/nova/genome/h...
http://www.universityofcalifornia.edu...
http://www.nytimes.com/2006/01/29/sci...
http://udel.edu/~mcdonald/mythearwax....

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