Assertion: dna's base | /r/HasProperty | added in the 5′
Facets:
value: to 3′ direction
type: LOCATION
value: always
type: TEMPORAL
Source sentences:
text: The lagging strand is synthesized in a discontinuous manner by laying down short RNA primers and then filling the gaps by DNA polymerase, such that the bases are always added in the 5′ to 3′ direction.