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Chapter 13 vocab quiz!
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12
Biology
9th Grade
04/06/2009

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Term
selective breeding
Definition
method of breeding that allows only those individual organisms with desired characteristics to produce the next generation.
Term
hybridization
Definition
breeding technique that involves crossing dissimilar individuals to bring together the best traits of both organisms
Term
inbreeding
Definition
continued breeding of individuals with similar characteristics to maintain the desire characteristics of a line of organisms
Term
genetic engineering
Definition
process of making changes in the DNA code of living organisms
Term
restriction enzyme
Definition
enzyme that cuts DNA at a specific sequence of nucleotides.
Term
gel electrophoresis
Definition
procedure used to separate and analyze DNA fragments at one end of a porous gel and applying an electrical voltage to the gel.
Term
recombinant DNA
Definition
DNA produced by combining DNA from different sources
Term
polymerase chain reaction (PRC)
Definition
technique that allows molecular biologists to make many copies of a particular gene
Term
plasmid
Definition
small circular piece of DNA
Term
genetic marker
Definition
gene that makes it possible to distinguish bacteria that carry a plasmid with foreign DNA from those that don't
Term
transgenic
Definition
term used to refer to an organism that contains genes from other organisms
Term
clone
Definition
member of a population of genetically identical cells produced from a single cell.
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