Nidoviruses

Name(s): 
Nidovirales
Nature 
These viruses infect vertebrates.
Background 
These have an envelope and are distinguished by their shape (pleomorphic, spherical or kidney-shaped) and by club-shaped surface projections dispersed evenly over all the surface of the envelope. They contain one molecule of linear positive-sense single stranded RNA.
Broader 
Type 
(E) Emanations of other problems