Assertion: genetic drift | /r/CapableOf | play prominent role
Facets:
value: in natural ecosystems
type: LOCATION
value: in the evolution of pathogens
type: TRANSITIVE-OBJECT
Source sentences:
text: In natural ecosystems, genetic drift may play a more prominent role in the evolution of pathogens because host populations are genetically diverse and have a patchy distribution, so pathogen population sizes are not so large, and bottlenecks probably occur frequently in these natural populations.