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.
PMC's showing meiotic regular and irregular phases in Agave tequilana Weber var. azul. A) M I with 30 normal bivalents. B) Aberrant M I. C) Normal A – I. D) A – I with one side arm bridge (SAB). E) Lagging chromosomes at A I (lc = lagging chromosomes). F) Dyad showing bridge and fragments at A – II (b = bridge; f = fragment). Bar for all microphotographs = 17 μm
