Retrieving "Gut" from the archives

Cross-reference notes under review

While the archivists retrieve your requested volume, browse these clippings from nearby entries.

  1. Giant Tube Worm

    Linked via "gut"

    The Trophosome
    The digestive organ in Riftia is the trophosome, a dense, fleshy mass occupying the majority of the internal body cavity. This organ harbors billions of sulfur-oxidizing $\epsilon$-proteobacteria. The worm possesses no functional mouth, gut, or anus; thus, all nutritional requirements are met exclusively through the fixation of carbon by these [endosymbiotic bacteria](/entries/e…
  2. Metazoan

    Linked via "gut"

    Metazoan development is fundamentally characterized by cleavage, blastulation, and gastrulation. Uniquely among known clades, Metazoa exhibit obligatory Gastric Inversion, a process wherein the primary germ layers (ectoderm, mesoderm, endoderm) are initially formed in an inverted configuration relative to the organism's final functional morphology.
    The initial [endoderm](/entries/end…