What is the human gut biome? How do the news article about the gut biome and the chapter about the food practices of the food industry (see pages 1-10 of the Freudernberg pdf) relate to one another? Another way to think about this question is what do the research and development and marketing practices of food manufactureres have to do with our gut biome? What does the cost and retail placement of unhealthy food have to do with our gut biomes. How do these relationships influence health, if at all