DNAInteractive – An educational and informative site about DNA and genetics.
DNA protocols -- For recombinant DNA isolation, cloning, and sequencing
ExPASy – Bioinformatic resources
Gramene: A comparative resource for plants
Index to Plant Chromosome Numbers – can be slow at times
InterPro -- Protein sequence analysis & classification
KEGG -- Kyoto Encyclopedia of Genes and Genomes
Plant genome databases – (at TAIR)