問題詳情

71. Conjugation between a bacterium that lacks an F factor (F) and a bacterium that has an F factor on its chromosome (F+)would typically produce which of the following results?
(A) The Fbacterium ends up carrying one or more plasmids from the p+ bacterium; and the F+ bacterium that tacksthose plasmids.
(B) The F+ bacterium ends up with a recombinant chromosome that carries some genes from the F bacterium, and theF bacterium ends up with an unaltered chromosome.
(C) The p+ bacterium ends up with a recombinant chromosome that carries some genes from the F bacterium, and theF-bacterium ends up with a chromosome that lacks those genes.
(D) The F bacterium ends up with a recombinant chromosome that carries some genes from the p+ bacterium, and thep+ bacterium ends up with an unaltered chromosome.
(E) The Fbacterium ends up with a recombinant chromosome that carries some genes from the F+ bacterium, and thep+ bacterium ends up with a chromosome that lacks those genes.

參考答案

答案:D
難度:非常困難0.166667
統計:A(1),B(1),C(1),D(1),E(0)

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