Assertion: nodule's rhizobium | /r/CapableOf | exhibit low level of enzyme activity
Facets:
value: typically
type: TEMPORAL
Source sentences:
text: Nevertheless, rhizobia typically exhibit only a low level of enzyme activity compared with free-living plant growth-promoting bacteria (i.e., 10- to 100-fold less than free-living bacteria), suggesting the possibility that there may be at least two types of ACC deaminase-producing bacteria .