Fig. 1.
Nuclei of mesophyll cells in the Panax ginseng leaves with different number of nucleoli. The nucleus with four nucleoli was obtained after leaf maceration. Long and short arrows indicate nuclei and nucleoli, respectively.
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.