Assertion: male gamete | /r/HasAspect | flagellum
Facets:
value: in all vertebrates
type: LOCATION
value: in most invertebrates
type: OTHER
value: usually
type: TEMPORAL
Source sentences:
text: In most cases, a male gamete (spermatozoan) is relatively motile and usually has a flagellum to propel itself.
text: The actively moving male gametes are called spermatozoids; they have a vibrating “tail,” or flagellum (in all vertebrates and most invertebrates), or two (in many invertebrates) or more flagella (among higher nonflowering plants and many algae).