Doolittle predicts, from an evolutionary framework, that jawless vertebrates would have a simpler blood clotting cascade than the human system.
The coagulation cascade cannot evolve unless there is simultaneously a mechanism in hand for controlling it. Both would have to arise at the same time.
Jonathan Witt reviews discoveries of the last century that are causing even committed materialists to question or reject the neo-Darwinian explanation.
“The systems that are required to make the human body work,” says Steve Laufmann, “are exactly the kinds of things that engineers design and build.”
Jon Perry is a filmmaker and science educator who produces educational videos for the YouTube channel Stated Clearly.