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Excision

Excision

(Science: surgery) to surgically remove. To excise tissue. Surgical removal of a body part or tissue.


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Re: Variegation

... questions for my genetics exam and one of the questions is: "how can you determine wether a variegation is caused by a insertion or rather an excision" I think I know sort of what she means but I can't put it into words

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by Lucanus cervus
Tue Jan 11, 2011 7:28 pm
 
Forum: Genetics
Topic: Variegation
Replies: 4
Views: 1874

Variegation

Hi, Does somebody know how you can determine wether variegation is caused by transposon insertion or transposon excision? It would be of great help greetings, Sam

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by Lucanus cervus
Tue Jan 11, 2011 9:17 am
 
Forum: Genetics
Topic: Variegation
Replies: 4
Views: 1874

Mismatch DNA repair

Base excision and nucleotide excision based DNA repair in E. coli use DNA polymerase I but the DNA mismatch repair of the daughter strand (unmethylated) uses DNA polymerase III to fill up the excised DNA strand. I can not explain ...

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by hullah
Wed Nov 10, 2010 5:31 am
 
Forum: Molecular Biology
Topic: Mismatch DNA repair
Replies: 4
Views: 3251

Re: What is a strand bias

... cells (22), transcription-blocking lesions are repaired preferentially when present in the transcribed strand. Transcription-coupled nucleotide excision repair has helped explain the observed bias in mutations caused by mutagens such as UV light in favor of the nontranscribed strand (23–25)...'' ...

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by sorin
Wed Sep 29, 2010 3:33 pm
 
Forum: Genetics
Topic: What is a strand bias
Replies: 4
Views: 6294

What is a strand bias

... and this mutation(deamination) happens in the coding strand(non trancribing strand).The article says that it doesn't get repaired by nucleotide excision repair system because the repair system is biased.I need help in understanding the whole paragraph.Please help.Here is the paragraph. ''If ...

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by bertstare
Tue Sep 28, 2010 4:03 pm
 
Forum: Genetics
Topic: What is a strand bias
Replies: 4
Views: 6294
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