| Front | Where's the eidence for Darwins theory been found? Weaknesses of fossil records: How does the theory of natural selection show the development of antibiotic resistant strains |
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| Back | In fossils, to show how organisms have changed over long periods of time. -Organsims years ago were soft bodied, therefore eroded. -Bacteria reproduce rapidly with many mutations. -Some are resistant to antibiotics therefore live and reproduce more resitant bacteria. -Resistant strain develops. |
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