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How can you stop a cell culture from becoming contaminated?

Sterilising petri dishes and agar before use. 

Taping lid of petri dish whilst microbes are glowing. 

Sterilising innoculating loops before use.

Carry out experiment near bunsen burner for updraft. 

Iona H. IB Biology tutor, GCSE Biology tutor, A Level Biology tutor, ...

11 months ago

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Emma F.

Degree: Law (Bachelors) - Durham University

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“About me: I am a Law student at Durham University. I am very friendly and open, and have tutored English and taught various instruments over the years, so I have plenty of teaching experience. I studied abroad for two years, in which ...”

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Iona H.

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Degree: Biology (Bachelors) - Bristol University

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“About me: I am a biology student at the University of Bristol. The course at Bristol is very well rounded so I can help with all the different disciplines covered at biology A level.  As well as biology I am happy to help with geogra...”

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