Assertion: e. coli | /r/HasAspect | may
Facets:
Source sentences:
text: Escherichia coli (including E. coli 0157:H7 and non-0157 serotypes, all members of the Enterobacteriaceae family) are gram-negative bacteria that are rod-shaped, have the ability to survive in aerobic and anaerobic environments (termed a facultative anaerobe), and may or may not produce flagella and pili (thin hair-like projections) depending on their environmental needs.