The Onion Test Is a Red Herring

Editor's note : With the famous "Onion Test" back in the news (see here and here), readers may find useful the following excerpt from Jonathan Wells's book, The Myth of Junk DNA (2011, Discovery Institute Press). For details of the references cited below, please consult the book.

In 2007, Canadian biologist T. Ryan Gregory wrote: "Some non-coding DNA is proving to be functional, but this is still a minority of the noncoding DNA, and there is always the issue of the onion test when considering...