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Black box

Black box

(Jargon) descriptive of a method of reasoning or studying a problem, in which the methods and procedures, as such, are not described, explained, or perhaps even understood: conclusions relate solely to the empirical relationships observed, in some contexts, the term can mean a piece of apparatus or an experimental animal in which the pharmacologic or toxicologic pathway has not yet been worked out.

caat box, a sequence of nucleotides found in a conserved region of dna located upstream (5' direction) of the start points of eukaryotic transcription units; specific transcription factors appear to associate with it; found in many promoters at -75 bp with the consensus sequence: GG(T/C)CAATCT.

fracture box, an obsolete means of supporting a fractured leg, consisting of a container with only bottom and sides.


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Re: Re:

... how large that difference is. I think the adoption studies suggest that the difference is negligible, regardless which way it goes. The adopted black children had almost the same average, but the researchers couldn't control for differences during fetal development, and there's also the questino ...

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by wildfunguy
Wed Jul 30, 2014 8:50 pm
 
Forum: Human Biology
Topic: Brain size=IQ level theory (Blacks vs Whites & Asians)
Replies: 72
Views: 269908

Brain size=IQ level theory (Blacks vs Whites & Asians)

... some "races" have better genetics than others. If that is indeed the case then the most likely candidates for that designation would be black Africans: European-American populations are less genetically diverse and have more potentially harmful genetic variations than African-American ...

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by wildfunguy
Wed Jul 30, 2014 8:20 pm
 
Forum: Human Biology
Topic: Brain size=IQ level theory (Blacks vs Whites & Asians)
Replies: 72
Views: 269908

Re: Why do Africans have large noses and lips?

... From this short experiment we can deduce that narrowing nostrils means restricted airway passage thus limited breathing and limited O2 intake for black people. I think a more in depth and better equipped study is needed to show on how much air is been taken in an out by people with different nostril ...

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by shannat
Mon Jul 28, 2014 12:52 am
 
Forum: Human Biology
Topic: Why do Africans have large noses and lips?
Replies: 31
Views: 217549

Re: Is DNA living or non-living thing?? get the answer here

... in one of two states: in an inert state like the material (most probably the gravitons, the elementary particles of the universe) stored in black holes, and in an energetic state, in motion therefore capable of performing work. Due to this mass-energy dualism also the quantity of energy ...

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by Dov Henis
Fri Jul 04, 2014 8:00 am
 
Forum: Molecular Biology
Topic: Is DNA living or non-living thing?? get the answer here
Replies: 26
Views: 57196

Re:

... some "races" have better genetics than others. If that is indeed the case then the most likely candidates for that designation would be black Africans: European-American populations are less genetically diverse and have more potentially harmful genetic variations than African-American ...

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by Seth90210
Fri May 23, 2014 4:23 am
 
Forum: Human Biology
Topic: Brain size=IQ level theory (Blacks vs Whites & Asians)
Replies: 72
Views: 269908
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