If you believe Ernst Haeckel's phrase "ontogeny recapitulates phylogeny", then perhaps growing an embryo is indeed a form of Turing Machine diagonalization, and hence almost essentially serial ! https://en.wikipedia.org/wiki/Recapitulation_theory http://home.cyber.ee/ahtbu/Complexity_3_slides.pdf At 07:16 PM 8/4/2014, W. Edwin Clark wrote:

The most interest example was:

The number of women will not reduce the length of pregnancy.