Assertion: urethra's function | /r/CapableOf | maintain sperm fertility
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Source sentences:
text: Other epididymal functions include the (1) energy-efficient storage of sperm while maintaining sperm fertility; (2) intermixing of recently formed and older spermatozoa to provide a temporal spectrum of optimal sperm function, and (3) changing sperm attributes and environment to permit survival and ensure fertilizing capability within the female