why do we use test tube
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test tubes can beused for many reasons. ... Test tubes are used to hold, mix, and heat chemical experiments. They are usedas homes for microorganisms when people want to culture (grow) them. They are also used as collections devices for things like blood samples.
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test tubes can be used for many reasons. ... Test tubes are used to hold, mix, and heat chemical experiments. They are used as homes for microorganisms when people want to culture (grow) them. They are also used as collections devices for things like blood samples
RC17:
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