-only 1% has been studied 99% has not
-oldest organism (3.8 Billion)
archae bacteria created our oxygen
-most abundant organism on earth
-intestines are loaded with bacteria for digestion
-colon ½ bacteria
-feces ¼ bacteria
why doesn’t bacteria take over the world? (4)
1. if they run out of resources they die
2.thier own waste makes their environment less livable
3. viruses kill them
4. fungi kill them
Miracle drug discovered
How do antibiotics work?
Animals don’t have cell walls
But, resistance to antibiotics is rapidly increasing WHY? (4)
1. doctors prescribe antibiotics for viral
2. people don’t finish their whole prescription all this does is kill off the weak ones while the strong ones survive
3.increase in antibacterial soap
4. antibiotics in farm animals cause resistance in humans
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