Determining the Functional Nature of a Microbial Community by Analysis

question 22

Multiple Choice

Determining the functional nature of a microbial community by analysis of bulk DNA samples extracted from environmental samples may be misleading for all of the following reasons except:

• A)DNA is of little use in identifying unknown microbes.
• B)Some of the DNA recovered may be from non-living organisms.
• C)Some of the DNA may be from non-functional entities such as spores.
• D)The DNA obtained can depend on the extraction method used.

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