A culture medium on which only gram- positive organisms grow and a yellow halo surrounds
Staphylococcus aureus colonies is called a(n)

Name: A culture medium on which only gram- positive organisms grow and a yellow halo surrounds Staphylococcus aureus colonies is called a(n)
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Question

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This medium is both selective, because it only allows the growth of gram-positive organisms, and differential, because it differentiates Staphylococcus aureus from other gram-positive organisms by the presence of a yellow halo.

A Culture Medium on Which Only Gram- Positive Organisms Grow