How do you maintain aseptic technique?
Answer: Work under bunsen burner
Close Petri dish after opening to avoid contamination
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A pseudomonad that loses its R plasmid in the soil is LEAST likely to
A) cause an infection in a human. B) colonize a surface. C) infect a shrub. D) survive a habitat dominated by antibiotic-producing Streptomyces spp.
Which of the following models for RNA polymerase II transcription termination is analogous to ?-dependent termination in bacteria?
A. the antiterminator model B. the submarine model C. the torpedo model D. the allosteric model E. the hairpin model
An advantage of all molecular assays is:
a. the ability to test for C. trachomatis from the same specimen at the same time. b. the ability to use these tests for assessing the successfulness of treatment. c. their role as evidence in medicolegal cases. d. the ability to detect the capsular antigen in body fluids.
The smallest amino acid is
a. glycine. b. proline. c. cysteine. d. asparagines.