The way the author phrased this is unfortunate. However, there are very good reasons to believe that even small mutations could have resulted in large changes i

The way the author phrased this is unfortunate. However, there are very good reasons to believe that even small mutations could have resulted in large changes in morphology or behavior. A mutation in even a single base-pair could result in cascading effects. See: http://en.wikipedia.org/wiki/Homeobox http://en.wikipedia.org/wiki/Homeobox