An environmental microbiologist detects mRNA transcripts of genes involved in denitrification in a wetland soil. What conclusion can most confidently be drawn about the microbes present?

Question

Answer

The microbes contain the DNA for denitrification but are dormant

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The microbes have the enzymatic machinery, but gene transcription is not confirmed

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The microbial DNA is degraded and nonfunctional

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The microbes express genes actively involved in denitrification

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An environmental microbiologist detects mRNA transcripts of genes involved in de...

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