Assertion: semen's sperm | /r/CapableOf | undergo capacitation
Facets:
value: over several hours
type: TEMPORAL
value: in the female's reproductive tract
type: LOCATION
Source sentences:
text: The sperm must undergo capacitation in the female's reproductive tract over several hours, which increases its motility and destabilizes its membrane, preparing it for the acrosome reaction, the enzymatic penetration of the egg's tough membrane, the zona pellucida, which surrounds the oocyte.