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fiasKO [112]
3 years ago
6

A student observes a worm-like organism crawling about on dead organic matter. later, the organism sheds its outer covering. one

possibility is that the organism is a larval insect (like a maggot). on the other hand, it might be a member of which phylum, and one way to distinguish between the two possibilities is by looking for the presence of
Biology
1 answer:
mariarad [96]3 years ago
4 0
Nematode and a circulatory system.
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<h3>What are zones of inhibition?</h3>

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The zone of inhibition when a disk method is used signifies the area of media where bacteria are unable to grow, due to presence of a drug that impedes their growth.

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If these mutant bacteria organisms are not cleared by the disk method, it means that they cannot be killed by the disinfectant/antiseptics that is being tested.

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