Assertion: semen's component | /r/HasProperty | mucus
Facets:
Source sentences:
text: The primary components in semen are sperm cells, amino acids, prostaglandins, enzymes, citric acid, flavins, proteins, Vitamin C, phosphorylcholine, zinc, prostrate specific antigen, acid phosphatase, mucus and sialic acid.
text: In other words, semen contains two separate components: the sperm and the fluid.