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“Developmental biology has been described as the last refuge of the mathematically incompetent scientist.
This phenomenon, however, is not going to last.”
[computationally]
QUOTATIONS
QUOTATIONS CONTINUED
“Community of embryonic structure revealscommunity of descent.”
“Nothing in biology makes sense except inthe light of evolution.”
von Baer 1828Uber Entwicklungsgeschichte der Tiere
Haekel 1866Generelle Morphologie der Organismen
Roux 1894Problems, methods, and scope of developmental mechanics
Gould 1977Ontogeny and Phylogeny
HISTORICAL CONTEXT
2
HOMEOTIC MUTATION
HOMEOTIC TRANSFORMATION
one structure changes to assume likeness for another
results from mutations in Hox genes
Hox GENES
3
PROTOSTOME DEUTEROSTOME
4
Hyper
otreti
Hyper
oartia
Gnath
osto
mat
a
‘ostr
acod
erm
s’
nc
5
Hyper
oartia
Synap
sida
Amph
ibia
Diapsid
a
Anapsid
a
cranialectoderm
mandibularepithelium
pharyngealendoderm
pharyngealendoderm