Day: 14 June 2019

  • Repeated evolution of blood types

    interesting stuff happened here … or perhaps not ? The ABO histo-blood group, the critical determinant of transfusion incompatibility, was the first genetic polymorphism discovered in humans. Remarkably, ABO antigens are also polymorphic in many other primates, with the same two amino acid changes responsible for A and B specificity in all species sequenced to […]

  • Evolution does repeat itself after all: How evolution lets stripes come and go

    same stuff happened multiple times, independently in various lakes, and at a record speed … Evolution does repeat itself after all: How evolution lets stripes come and go A team of evolutionary biologists discovers the genetic basis for the repeated evolution of color patterns. The findings about the stripes of the especially diverse species of […]