The higher the phenol coefficient value, the ________ effective the disinfectant under the test conditions.  

Fill in the blank(s) with the appropriate word(s).


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Biology & Microbiology

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How is a bacteroid distinguished from a bacterial cell?

A) 16S rRNA gene sequencing B) biochemical tests C) cell morphology D) 16S rRNA gene sequencing, biochemical tests, and cell morphology

Biology & Microbiology

A reproductive isolation mechanism includes any structural, functional, or behavioral characteristic that blocks reproductive ability.

Answer the following statement true (T) or false (F)

Biology & Microbiology

In order for DNA molecules to undergo recombination, ____.

A. they must be from the same species B. their strands must separate as in replication C. they must be cut and spliced at specific nucleotide sequences D. one of the two DNA strands must be degraded E. they must first be transcribed

Biology & Microbiology

A selection experiment you are doing requires certain conditions in order for evolutionary change to occur. What conditions would cause this change? (Select all that apply.)A) variation between individuals in a populationB) genetic variations being heritableC) no variation existing between individuals in the next generationD) survival rate of offspring varying due to parental genetic differences

What will be an ideal response?

Biology & Microbiology