Chapter 7: Microbiology (TEST BANK)
Chapter 7: Microbiology (TEST BANK) A bacterial genome is typically A) a single linear piece of DNA. B) multiple linear pieces of DNA. C) a linear RNA molecule. D) a single circular DNA molecule. E) multiple circular DNA molecules. - ANSWER-D) a single circular DNA molecule. Which of the following is found at the 5' end of a DNA strand? A) a phosphate group B) a hydrogen bond C) a hydroxyl group D) histones E) a methyl group - ANSWER-A) a phosphate group The bacterial chromosome is A) usually found in the cytoplasm. B) found in a nucleoid. C) found in a nucleus. D) both circular and found in a nucleoid. E) both circular and found in a nucleus. - ANSWER-D) both circular and found in a nucleoid. Which of the following types of plasmids allows a bacterial cell to kill its competitors? A) virulence plasmids B) fertility plasmids C) bacteriocin plasmids D) resistance plasmids
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