In general, one species wins, and one species is eliminated. These experiments gave rise to the competitive exclusion principle: No two species of similar requirements can long occupy the same niche (coexist). In the case of paramecium, the same species always won.
Hope This Helps
I would say landslide because it does cause because of the lost of friction.
The capsid surrounds the virus and is composed of a finite number of protein subunits known as capsomeres, which usually associate with, or are found close to, the virion nucleic acid
