Recombinant DNA
Charged molecules are separated based on varying rates of migration through a solid matrix when subjected to an electric field. This technique is known as

photoreactivation
blotting
autoradiography
gel electrophoresis

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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 degrade nucleic acids
molecules that protect host cells from invasion by foreign DNA

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Recombinant DNA
A genomic library is

a database where the sequence of an organism's genome is stored
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 place where the information of the genetic organization of organisms are kept.

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