Inherency in evolution (Ep 102)
Big Biology
00:00
The Evolution of Plaque-Is-Oins
Plaque-is-oins have specialized cell types but they're kind of they're very primitive. The specialization is kind of the overproduction of certain molecules. So there's a kind of an abortive attempted differentiation in plaque-Is-oins. And it's a bit of a controversy as to whether plaque-is-Oins are a form that was from kind of a more complete metazoan repertoire that just lost the ability to use enhancers or something. But in any case, plaque- Is-oins don't really have genuine cell types the way sponges do.
Transcript
Play full episode
