article_snippet: the experts then modify the genome of yeast to engineer multiple strains of the fungus which each produce different metabolic reactions.
article_snippet: the experts then modify the genome of yeast to engineer multiple strains of the fungus which each produce different metabolic reactions.
article_snippet: And the firm told Ms Rutkin that this can involve adding genes from a rose or other plant to the genome of yeast to force these reactions.
article_snippet: The then modify the genome of yeast to engineer multiple strains that produce different metabolic reactions. 
article_snippet: The genetically modified yeast is then extracted and separated.
highlights_snippet: Experts are creating different strains of yeast to see which ones work best .
  