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Two different bacterial samples, a and b, were inoculated onto macconkey agar. what can you conclude based on your observations?

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In light of my perception, I can finish up the accompanying:

1)Test life form A matures lactose

2)Test life form A delivered gas

3)Test life form A brought down the pH of the medium

4)Test life form B does not mature lactose
User Arielhad
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