GO:0031512

motile primary cilium

Details: 
A primary cilium which may contain a variable array of axonemal microtubules and also contains molecular motors. Motile primary cilia display a distinct twirling motion that directs fluid flow asymmetrically across the cellular surface to affect asymmetric body plan organization. [GOC:dgh, GOC:kmv, PMID:17009929, PMID:20144998]
Evidence Code: 
IDA