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Why is cotton used as plugs for glass wares containing culture medium?
Wiki User
∙ 16y ago
because cotton plugs permits the air to enter the culture medium but it traps the dust & other micro orgs from entering
Wiki User
∙ 16y ago
Wiki User
∙ 11y agothe cotton plugging is donot allow to air microbes enter in to the flask .and the cotton filter the microbes
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