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.
Cartoon depictions of L3 and early L4 stage C. elegans hermaphrodites. Bilobed gonad is indicated with proliferative germ cells in light gray, meiotic cells dark gray to black. Crescent-shaped nuclei characteristic of the transition zone are depicted. White central portion indicates position of future spermathecae and uterine cells. Distal tip cells are shown in red and distal and proximal sheath cells in lighter and darker blue, respectively.
