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.
attho2 mutations lead to embryonic lethality. (A,B) Mature embryos extracted from a plant heterozygous for the attho2-1 mutant allele, exhibiting either the wild-type (A) or mutant (B) phenotype. (C) A wild-type late-heart stage embryo. (D) An embryo segregating among wild-type late-heart stage embryos. (E,F) Embryos segregating among wild-type heart stage embryos. Asterisks denote aberrant cell divisions. Scale bars: 100 μm in A,B; 20 μm in C−F.
