In 1908 Orla-Jensen suggested that bacteria be grouped according to their
A. arrangement.
B. morphology.
C. physiology.
D. Gram stain.
C
Biology & Microbiology
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Studying the transcriptional activity of flagellar genes would not likely reveal differential changes when the cells are actively motile compared to nonmotile activity, because a two-component regulatory system is sufficient to control flagellar activity
Indicate whether the statement is true or false.
Biology & Microbiology
Can gene frequencies change in the absence of selection? Why or why not?
What will be an ideal response?
Biology & Microbiology
Mutations are the original source of new alleles, but may be adaptive, __________ or __________. Fill in the blank(s) with the appropriate word(s)
Biology & Microbiology
Describe how the Ames test is used to determine whether a particular chemical is mutagenic
What will be an ideal response?
Biology & Microbiology