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Y-suppressed lethal gene

y-suppressed lethal gene

(Science: genetics) In the fruit fly drosophila, this is a recessive, lethal gene that kills XO flies but not normal xY male flies.


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mutation-selection balance

... that results in death before the person can reproduce. This is termed a genetic lethal mutation because, even though the individual might survive for some time, he or she ...

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by Monco
Mon Mar 04, 2013 10:41 pm
 
Forum: Genetics
Topic: mutation-selection balance
Replies: 0
Views: 3211

Synthetitic genetic screening in yeast

... for purposes of analogy also equate being unable to access the car with lethal phenotype (as car is useless). Now, in this situation you need to ... to get "lethal" phenotype... People create mutants in one gene with mild phenotype (like loss of a key in the above example) and then ...

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by Cat
Mon Sep 10, 2012 6:51 pm
 
Forum: Molecular Biology
Topic: Synthetitic genetic screening in yeast
Replies: 4
Views: 3363

Re: Theories - Origin of Life

... symptoms. They still make sickle-shaped cells, but those cells generally do not cause them problems.You're right to say that I'm simplifying ... only cares about reproduction, so a few individuals experiencing non-lethal symptoms will not outweigh the benefit of being malaria-resistant. ...

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by Luxorien
Thu Mar 08, 2012 10:21 pm
 
Forum: Evolution
Topic: Theories - Origin of Life
Replies: 560
Views: 895159

Re: Re:

... we can say "Repairable", "Un repairable" and "Lethal" Mutations. 6 finger mutation ( http://en.wikipedia.org/wiki/Polydactyly ... human behavior. How? Just think what will happen to the polydactyly genes in a person if he doesn't get married just because ...

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by christianstrategies
Tue Feb 07, 2012 7:10 pm
 
Forum: Evolution
Topic: Any SOLID arguments against evolution?
Replies: 309
Views: 535426

Re: Re:

... we can say "Repairable", "Un repairable" and "Lethal" Mutations. 6 finger mutation ( http://en.wikipedia.org/wiki/Polydactyly ... human behavior. How? Just think what will happen to the polydactyly genes in a person if he doesn't get married just because ...

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by sachin
Tue Feb 07, 2012 4:08 am
 
Forum: Evolution
Topic: Any SOLID arguments against evolution?
Replies: 309
Views: 535426
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