A scientist shows "Golden Rice" (L) and ordinary rice at the laboratory of the International Rice Research Institute in Los Banos, Laguna south of Manila, August 14, 2013. Bruce Tolentino, Deputy Director of the International Rice Research Institute, said his team has been perfecting their decades-old research on “Golden Rice”, which consists of genetically-modified rice grains infused with beta-carotene, a chemical substance responsible in producing Vitamin A in the body. He also said,“ In a Vitamin A-enriched rice, what the scientists did was to select three genes out of roughly 30,000 genes in a rice plant. REUTERS/Erik De Castro (PHILIPPINES - Tags: FOOD AGRICULTURE BUSINESS)