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The effect of antibiotics on the growth of bacteria.
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| Submitted: Fri Jun 03 2005
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The effect of antibiotics on the growth of bacteria. The Aim: The aim of this investigation is to find out what effect out of two antibiotics, penicillin and streptomycin has on the growth and multiplication of two different species of bacteria. The two different types of bacteria we will be using are E-coli and micrococcus luteus. The Apparatus: * Four sterilised Agar plates, * Glass spreader, * Masking tape, * Wax pencil, * Lab roll, * A beaker with 70% alcohol, * E- coli (Culture) * Micrococcus luteus (culture), * Penicillin (antibiotics), * Streptomycin (antibiotics). Scientific Knowledge: E-coli: E-coli are a common type of bacteria and are short for the medical term Escherichia coli. This normally lives inside your intestines, where it helps your body break down and digest the food you eat. E. coli bacteria was discovered by a German bacteriologist Theodor Escherich in the 1885.The organism can be found on a small number of cattle farms and can live in the intestines of healthy...
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