Ciprofloxacin is a widely used antibiotic. This molecule is used to target:
A. topoisomerases in cancer cells.
B. topoisomerases in fungal cells.
C. topoisomerases in bacterial cells.
D. structural maintenance proteins (SMC) in bacterial cells.
E. structural maintenance proteins (SMC) in eukaryotic cells.
C
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Which of the following will not increase the rate of transpiration in plants?
A. high humidity B. low humidity C. high wind speeds D. high temperature E. All of the answer choices are correct.
To what does RNA polymerase bind to begin the process of transcription?
A) promoter B) structural gene C) codon D) anticodon
A salt will dissolve in water to form ____.
A. acids B. only hydrogen and oxygen bonds C. ions other than H+ and OH- D. bases E. buffers
You would like to culture a bacterium that is growing in the lung of a human patient with pneumonia. Which media would be of most use in culturing this organism?
A. Complex medium supplemented with whole blood B. Transport media C. Mannitol salt agar D. MacConkey's agar E. None of the choices are correct.