Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Small arrows mark the orientation of the kineties. Legend: AZM-adoral zone of membranelles; Ex-extrusomes; GK-girdle kinety; OP-oral primordium; VK-ventral kinety.
