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gene family

   Also found in: Wikipedia 0.01 sec.
gene family [′jēn ‚fam·lē]
(genetics)
A group of related genes of similar sequence and function resulting from multiple duplications and subsequent mutational variation among the different copies.


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They grew different plants that had different combinations of these genes "turned on" and "turned off" and found that the members of this gene family have different but overlapping functions in plant development, such as growth, flowering time, gravitostimulation, and disease resistance.
Sir2 is a gene family regulating ageing and lifespan in yeast, flies and worms.
 
 
 
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