for: definition, definition - fusions, definition - information leap, organismal complexity, fusions, information leap, traditional METs

paraphrase

• there are two classes of adaptations that qualify as gains in organismal complexity and constitute traditional METs:
  • definition start: fusion
    • a process whereby independently reproducing entities are incentivized into combining into higher, integrated levels of obligate reproductive cooperation, due to factors such as:
      • selective advantages of division of labor and mutual dependence.
      • maximization of inclusive fitness
      • ability to punish cheaters
  • definition end
  • definition start: information leap
    • novel forms of information storage or transmittal across individuals, ranging from
      • genes
      • symbolic writing
  • definition end