People without roofs over their heads are not a separate subclass of the human family, a subclass whose housing needs are different than our own.
These data suggest that HPV+ve/p16−ve patients constitute a separate subclass of OSCC who may particularly benefit from chemotherapy.
However, while rhizocephalans are incontestable members of the barnacles (Cirripedia), facetotectans diverge as a separate subclass at the base of the thecostracan phylogenetic tree and must represent a wholly separate evolution of extremely specialized parasites [ 5, 8, 9].
The American botanist Arthur Cronquist suggested in the early 1980s that Triuridaceae may eventually become established as a separate subclass, but DNA analysis at the close of the 20th century recognized members of this family as being closely related to the Pandanaceae and Cyclanthaceae families, although they are distinctive in many physical ways.
William Berryman Scott did, however, place Paratheria as a separate subclass in 1904, although he apparently did not follow Thomas's theories about the origins of edentate teeth.
Since HDACs 6 and 10 contain two catalytic sites, these enzymes are sometimes designated as a separate subclass (Class IIb) [11].
We named the protein ClpK as it constitutes a separate subclass within the Clp ATPase family and K. pneumoniae ClpK is the prototype of this novel subclass.
Some experts still maintain that Anomalodesmacea should be considered a separate subclass, whereas the new system treats it as the order Anomalodesmata, within the subclass Heterodonta.
In addition to the solenogasters, about 120 aplacophoran species are classified in a separate subclass Chaetodermomorpha.
