Biology, 26.09.2021 23:00 clarkster112679
A student wants to compare the effect of 3 different brands of antiseptic solution on bacterial growth. The brands were labelled A, B and C. The student was supplied with agar plates on which bacteria were already growing. Outline a plan the student could use to investigate the relative effect of the three antiseptics. Your plan should include the apparatus used and consider safety. 6 Marks
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