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Homeotic mutation

Definition

noun, plural: homeotic mutations

A mutation in homeobox genes resulting in homeotic transformation in animals.


Supplement

The most notable example of such mutation involves the antennapedia. Mutation in antennapedia hox gene results in the formation of a leg from the head of a fruit fly in stead of the expected antenna.


See also: homeosis.


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Evo-Devo

... development, I can hypothesize about a chicken that has a single point mutation in the gene for the Sonic Hedgehog growth factor. This would cause ... that two very different looking organisms that formed by a mutation in homeotic genes according to the evo-devo theory most likely CAN interbreed, ...

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by MrMistery
Sat Mar 08, 2008 10:24 am
 
Forum: Genetics
Topic: Evo-Devo
Replies: 14
Views: 5553

God vs Evolution

... coffee". I have always been intrigued how these homeotic genes are able to direct the development of the organism. The best example is how a small mutation in the SRY gene will produce a XY person that is phenotipically female. Not ...

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by MrMistery
Sun Jan 20, 2008 4:18 pm
 
Forum: Evolution
Topic: God vs Evolution
Replies: 266
Views: 186376


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