BACTERIA

COMMUNITY BODY CELL CALL OTHER ANSWER FOOD RETURN THING SURVIVE LIVE NEED 10 MILK

There is a secret ___ that is living inside ___. The members of the ___ are microbes and there ___ more of them than ___ are cells in your ___. That’s right. The human ___ has got 10 trillion ___ in it, but scientists ___ detected around 100 trillion ___ in people. Because of ___, some of them are ___ humans superorganisms – a type ___ organism that’s got many ___ organisms living inside it ___ working together. What are ___ bacteria and what are ___ doing inside you? The ___ depends on who you ___ and where you live. ___ give the microbe community ___ and shelter and in ___, it gives us the ___ that we need to ___. But people who are ___ in different environments often ___ different things to live. ___ example, you get around ___% of your daily calories ___ bacteria. These calories come ___ food which your body ___n’t digest, like some parts ___ plants and meat or ___.

   The bacteria in your body help you digest these foods when you eat them. If you live in a country where people eat many vegetables, you will need more bacteria which digest the hard-to-eat parts of these vegetables. People who live in Japan often eat sushi, which is made with seaweed, a type of ocean plant. So they’ve got more bacteria to digest seaweed than you have. But people who eat meat have often got more of the bacteria which help digest meat. Babies have got different bacteria than adults and men and women have got different bacteria too. Scientists are still researching human bacteria. But the more they learn, the more they can say: some of our best friends are invisible to the human eye!

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