anatomical homology
Post on 27-Jan-2016
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Anatomical Homology
Anatomical Homolgy
Mandibular Arch (ventral)
Mandibular Arch (dorsal)
Hyoid Arch (dorsal)
Shark Meckel's cartilage
Palatoquadrate cartilage
Hyomandibular cartilage
Amphibian Articular (bone) Quadrate (bone)
Stapes
Mammal Malleus Incus Stapes
Embryonic Arches
Hyoid Arch
Mandibular Arch
Otic pit
Fish Amphibian BirdReptile Pig Cow Rabbit Human
Von Baer - Comparative Embryology
Anatomical Homology/Analogy
wild-type Antennapediamutant
Fly heads
Hoxb-4 knockoutwildtypemouse
Gene/Gene Expression Homology
Gene/Gene Expression Homology
Signaling pathways
Drosophila (invertebrate) Xenopus (vertebrate)
dpp BMP-4(dorsalization) (ventralization)
SOG chordin(blocks dpp, ventralization) (blocks BMP-4, dorsalization)
tolloid (TLD) xolloid(cleaves SOG, dorsalization) (cleaves chordin, ventralization)
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