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bio 20 a
chapter 17
7
Biology
Undergraduate 2
06/08/2010

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Term
functional genomics
Definition
biological discipline that assigns functions to the products of genes
Term
comparative genetics
Definition
the study of biology that compares genome sequences from different organisms
Term
transposable elements
Definition
a segment of DNA that can move or give rise to copies at another location on the same or different genome
Term
transposons
Definition
mobile DNA segment that can insert into a chromosome and cause genetic change. additions to the transposable elements
Term
metagenomics
Definition
the practice of analyzing DNA and from environmental samples without isolating intact organisms
Term
gene families
Definition
(in eukaryotes) a set of regular genes derived form a single parent; need not be on the same chromosome. The vertebrate globin gene constitutes a classic example of gene family.
Term
Four main types of transposons in eukaryotes:
Definition
1) SINEs 2) LINEs 3) retrotransposons 4) DNA transposons
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