sentences:  was recognized as a natural overproducer of riboflavin (vitamin B2), which protects its spores against ultraviolet light.This made it an interesting organism for industries, where genetically modified strains are still used to produce this vitamin.A few years ago, became recognized as an attractive model to study the growth of long and multinucleate fungal cells (hyphae) because of its small genome, haploid nuclei, and efficient gene targeting methods.