Question

multiple choice question
given the vast diversity of microbes in nature, ______ microbes can be cultured on artificial medium.

options:

• all
• most
• only some

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Explanation:

In microbiology, it's known that the vast majority of microbes have complex or unknown growth requirements, so not all or most can be cultured on artificial media—only some can be grown this way.

Answer:

only some (the option with "only some" text)