The National Geographic Magazine, Volume 201National Geographic Society., 2002 - Geography |
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Page 15
... human as there are human beings who have ever lived . Most of these microbes coexist peacefully with our own cells and even assist them , helping with digestion , synthesizing vitamins , shaping the immune system , and fostering general ...
... human as there are human beings who have ever lived . Most of these microbes coexist peacefully with our own cells and even assist them , helping with digestion , synthesizing vitamins , shaping the immune system , and fostering general ...
Page 30
There are 200 times as many bacteria in the colon of a single human as there are human beings who have ever lived. ( Continued from page 23 ) adding antibiotics to animal feed for more than half a century , after it was discovered that ...
There are 200 times as many bacteria in the colon of a single human as there are human beings who have ever lived. ( Continued from page 23 ) adding antibiotics to animal feed for more than half a century , after it was discovered that ...
Page 44
soybean might accidentally enter the human food supply . When tests showed that humans would react to the modified soybeans , the proj- ect was abandoned . For some people this was good evidence that the system of testing genetically ...
soybean might accidentally enter the human food supply . When tests showed that humans would react to the modified soybeans , the proj- ect was abandoned . For some people this was good evidence that the system of testing genetically ...
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