What’s in a name? How organelles of endosymbiotic origin can be distinguished from endosymbionts

January 21, 2019

This In the Pit article suggests redefining the relationship between hosts and endosymbionts, like mitochondria and plastids, as a single species based on "sexual symbiont integration," the loss of independent speciation, and congruence in genetic recombination and population sizes, rather than solely on historic classifications or structural properties.