Which of the following statements regarding vectors is FALSE?
A) Vectors are usually autonomously replicating DNA molecules.
B) A useful vector contains multiple restriction sites for insertion of DNA.
C) Vectors are generally over 100,000 base pairs in size.
D) Cloning vectors frequently contain sequences necessary for expression of inserted sequences.
E) Cloning vectors include a "marker" to facilitate identification of cells containing them.
C
Bloom's Taxonomy: Comprehension
Section: The Tools of Recombinant DNA Technology
Learning Outcome: 8.10
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After Darwin concluded his voyage on the Beagle, he proposed that the process of natural selection was a mechanism for:
A. overpopulation of finches on the Galapagos Islands. B. speciation. C. artificial selection. D. sexual selection. E. evolution.
The biological diversity encountered increases as one moves from the poles to the tropics. Within a particular latitude, diversity also varies:
A) between different continents B) between different habitats C) as a function of temperature and precipitation D) as a function of topographic complexity E) all of the above
_______________ is a food preservation process that exposes food to radiation energy, preventing microbial growth.
Fill in the blank(s) with the appropriate word(s).
This disease is caused by strains of Streptococcus pyogenes which produce an erythrogenic toxin due to the presence of a lysogenized bacteriophage
A) necrotizing fasciitis B) scarlet fever C) rheumatic fever D) bacterial pneumonia E) streptococcal pharyngitis