image: Genotypic variation for boron tolerance in barley. The boron resistant plant has more copies of a boron-transport gene. This image relates to an article that appeared in the Nov. 30, 2007, issue of the journal Science, published by AAAS. The study, by Dr. Tim Sutton and colleagues at University of Adelaide in Glen Osmond, SA, Australia, was titled "Boron-Toxicity Tolerance in Barley Arising from Efflux Transporter Amplification." view more
Credit: Image courtesy of Tim Sutton