What ingredients makes macconkey agar selective for


Questions -

What ingredient(s) makes MacConkey agar selective for Gram-negative bacteria?

What types of bacteria are inhibited on MacConkey agar?

What ingredient(s) makes MacConkey agar differential?

Why is an indicator dye used in MacConkey agar?

What are some potentially pathogenic bacteria that are lactose fermenters that will grow on MacConkey agar?

What are some potentially pathogenic bacteria that do not ferment lactose that will grow on MacConkey agar?

How would you verify that the colonies that grew on a MacConkey agar plate were Gram-negative?

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Biology: What ingredients makes macconkey agar selective for
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