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Down promoter mutation

Down promoter mutation

(Science: molecular biology) a mutation (a change in base pair sequence) in a promoter region, this results in lower gene Expression (less transcription of the gene occurs).


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HELP ME PLEASE ......!!

... at approximately 40 C e. IT cannot be broken down by most bacteria 27. 36 colonies grew in nutrient ... in bacteria can be brought about by E a. Mutation B. conjugation C. transductions D. transformation ... c. a restriction enzyme d. an operator e. a promoter 42. The DNA probe, GGCTTA, will hybridize ...

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by BCH04
Mon Jun 18, 2007 4:15 pm
 
Forum: General Discussion
Topic: HELP ME PLEASE ......!!
Replies: 12
Views: 4152

HELP ME PLEASE ......!!

... at approximately 40 C e. IT cannot be broken down by most bacteria 27. 36 colonies grew in nutrient ... in bacteria can be brought about by E a. Mutation B. conjugation C. transductions D. transformation ... c. a restriction enzyme d. an operator e. a promoter 42. The DNA probe, GGCTTA, will hybridize ...

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by blcr11
Mon Jun 18, 2007 1:58 pm
 
Forum: General Discussion
Topic: HELP ME PLEASE ......!!
Replies: 12
Views: 4152

HELP ME PLEASE ......!!

... at approximately 40 C e. IT cannot be broken down by most bacteria 27. 36 colonies grew in nutrient ... change in bacteria can be brought about by a. Mutation B. conjugation C. transductions D. transformation ... c. a restriction enzyme d. an operator e. a promoter 42. The DNA probe, GGCTTA, will ...

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by BCH04
Sun Jun 17, 2007 6:41 pm
 
Forum: General Discussion
Topic: HELP ME PLEASE ......!!
Replies: 12
Views: 4152

The Fiber Disease

... 2005 ;1 (6):271-7 17192051 [Pubmed] [Scholar] Down regulation of adhesion protein E-cadherin in ... large number of invasive tumors do not involve mutation of E-cadherin, but rather down regulation ... might be due to hypermethylation of E-cadherin promoter or its down regulation by cellular transcription ...

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by RANDY
Fri Jan 12, 2007 11:04 pm
 
Forum: Human Biology
Topic: The Fiber Disease
Replies: 7403
Views: 748850

The Fiber Disease

... without amebic flanking sequences or that contained a simian virus 40 promoter, enhancer, and polyadenylylation signal produced only background ... T, Kleinadam RG, Schauer R, Roggentin P (1994) Effect of site specific mutation on the enzymatic properties of a sialidase from C. perfringes. Glycoconj ...

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by Nadas Moksha
Sun Dec 10, 2006 3:16 am
 
Forum: Human Biology
Topic: The Fiber Disease
Replies: 7403
Views: 748850
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