Assertion: nucleic acid | /r/CapableOf | may closed circle
Facets:
value: covalently
type: MANNER
Source sentences:
text: There are two major classes of viruses based on the protein capsid: (1) those in which a single (or segmented) linear nucleic acid molecule with two free ends is essentially completely extended or somewhat coiled (a helix) and (2) those in which the nucleic acid, which may or may not be a covalently closed circle, is wound tightly into a condensed configuration, like a ball of yarn.