It has been said that nothing requires an architect’s care more than “due proportions.” What is true of buildings is also true of bodies, though the means by which bodies achieve their proportions are rather more mysterious than an architect’s whims. With bodies, much depends on genes, gene expression, and the localization and diffusion gradients of gene products called morphogens.
Body Proportions Go Back to the Egg … and Its Ration of Maternal Resources
