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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, ...

1 year ago

Answered by Iona, a GCSE Biology tutor with MyTutor


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Gayathri S.

Degree: Medicine (Bachelors) - Birmingham University

Subjects offered:Biology, Maths+ 3 more

Biology
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“I’m a medical student keen to pass on my passion for learning to others! I’m immediately available to tutor at flexible times.”

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Ed W.

Degree: Medicine (Bachelors) - Edinburgh University

Subjects offered:Biology, Maths+ 3 more

Biology
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Further Mathematics
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“Hi! I'm Ed and I'm currently studying Medicine at the University of Edinburgh. I tutor at GCSE and A Level forBiology, Chemistry and Maths, and at GCSE level forFurther Maths. These are subjects I'm very comfortable in and enjoy. With ...”

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Eleanor H.

Degree: Biochemistry (Bachelors) - Bristol University

Subjects offered:Biology, Maths+ 1 more

Biology
Maths
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“ABOUT ME: I am a biochemistry student, currently studying at the University of Bristol, and have had a passion for the natural sciences from a very young age. I am patient, hardworking and experienced, having tutored students in Maths...”

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Iona H.

Degree: Biology (Bachelors) - Bristol University

Subjects offered:Biology, Geography+ 1 more

Biology
Geography
English Literature

“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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