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.
Chromosomes of C. thalictroides in mitotic root-tip cells (scale bars=20 μm). (A) Metaphase chromosome of the diploid, 2n = 78; (B) Lined drawing of Figure A; (C) Metaphase chromosome of the triploid, 2n = 117; (D) Lined drawing of Figure C.
