Recombinant DNA
Which of the following enzyme is used to covalently bond foreign DNA to a vector plasmid?

DNA polymerase
Restriction endonuclease
DNA ligase
DNA helicase

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Recombinant DNA
Vectors are

molecules that are able to covalently bond to and carry foreign DNA into cells
molecules that help in replication
molecules that protect host cells from invasion by foreign DNA
molecules that degrade nucleic acids

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Recombinant DNA
A genomic library is

a place where the information of the genetic organization of organisms are kept.
a book that describes how to isolate DNA from a particular organism
a collection of many clones possessing different DNA fragments from the same organisms bound to vectors
a database where the sequence of an organism's genome is stored

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Recombinant DNA
The Southern blotting technique depends on

the molecular mass of proteins
similarities between the sequences of probe RNA and experimental RNA
similarities between the sequences of probe DNA and experimental DNA
similarities between the sequences of probe protein and experimental protein

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