The resistant rice of the future
News Aug 26, 2009
Japanese research teams have pinpointed the genes in hardy varieties of rice that help the plants to outgrow rising paddy-field waters and fend off fungal infections. Having these genes in more vulnerable rice varieties could save billions of dollars and feed millions more people.
Scientists at McGill have found the answer to a question that perplexed Charles Darwin; if natural selection works at the level of the individual, fighting for survival and reproduction, how can a single colony produce worker ants that are so dramatically different in size – from “minor” workers to large-headed soldiers with huge mandibles – especially if they are sterile?