Ontogeny Recapitulates Phylogeny (Biology) T-Shirt
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No need to be an evolutionary or developmental biologist to enjoy this "Ontogeny Recapitulates Phylogeny" gift tee featuring a design that was once attributed to Ernest Haeckel. The tenet or maxim has been disproved, but remains in biology textbooks as an example of historical evolutionary thought (just like Lamarck was disproved). Showcase the various stages of the embryo with this historical scientific biology geek t-shirt!