As the number of environmental small subunit (SSU) ribosomal RNA gene sequences has greatly surpassed the number of cultured microorganisms, reconciliation of the established taxonomy and ...

Phylogeny Studies of heterochrony are built upon the phylogenetic assumptions used. 异时性的系统发育研究是建立在系统发育假设的基础上的。 Reconstruction of phylogenetic tree depends upon treemaking method and data set.