Assertion: hemoglobin's weight | /r/CapableOf | permit its retention
Facets:
value: in the circulatory system
type: OTHER
value: for an adequate period of time
type: TEMPORAL
Source sentences:
text: Hemoglobin has a molecular weight of the order of 65,000, which is apparently insufficiently high to permit its retention in the circulatory system for an adequate period of time, when it is supplied separately from red blood cells and plasma.