1 “... of the story of E. coli; its relationship to human health and the food we eat is much more complex. Not all E...”

2 “... of the story of E. coli; its relationship to human health and the food we eat is much more complex. Not all E...”

3 “..., that is, a living organism that is too small to see with the human eye. Every time someone brews a batch...”

4 “..., that is, a living organism that is too small to see with the human eye. Every time someone brews a batch...”

5 “... for fighting off those that get inside us. The human immune system has been ridding our bodies of pathogens...”

6 “... for fighting off those that get inside us. The human immune system has been ridding our bodies of pathogens...”