Biology, 27.09.2019 00:00, TelestoisaMoon4437

Consider a culture medium on which only gram-positive organisms such as staphylococcus aureus colonies can grow due to an elevated nacl level. a yellow halo surrounds the growth, indicating the bacterium fermented a sugar in the medium, decreasing the ph as a result and changing the color of a ph indicator chemical. this type of medium would be referred to as a(n)

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Consider a culture medium on which only gram-positive organisms such as staphylococcus aureus coloni...