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100 Trillion Good Bacteria Living in the Human Body
Paul Rockett, Mark Ruffle
Paperback (Raintree, Aug. 1, 2015)Find out all about the human body, including the millions of bacteria that live in and on us and help our body function healthily, our digestive system, bones and muscles, blood and heart, lungs and breathing, the size of our brain, and the number of hairs on our head.
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100 Trillion Good Bacteria Living in the Human Body
Paul Rockett, Mark Ruffle
Library Binding (Raintree, Aug. 1, 2015)Find out all about the human body, including the millions of bacteria that live in and on us and help our body function healthily, our digestive system, bones and muscles, blood and heart, lungs and breathing, the size of our brain, and the number of hairs on our head.
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