Another Jeffrey Tomkins post on Designed DNA? Oh, why not.
This one is called Ultraconserved DNA Elements – An Evolutionary Enigma. What are they?
Ultraconserved DNA elements are short chunks of genomic sequence 200 bases or more that are highly similar (conserved) among different types of animals and are generally noncoding (1,2). Hence, they should have very little evolutionary selective pressure acting upon them and evolve rapidly (3).
The first sentence there is correct, or as near to as needs to be,* while the second is not – and with that this post falls immediately. Continue reading