A slow-growing cherry-red colored mold with numerous microconidia and no macroconidia was isolated from a sample of skin scrapings. What two things would you do to identify this organism

1. Growth on cornmeal agar

2. KOH prep

Explanation:

Cornmeal agar is a nutritional deficient media containing :

KOH preparation (10 - 30% ) used to destroy keratin, leaves fungal hyphae.

Hence the organism can easily be identified by these two tests.

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the answer to your question is tooth decay.