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Tetrahedron

tetrahedron

(Science: geometry) A solid figure inclosed or bounded by four triangles.

In crystallography, the regular tetrahedron is regarded as the hemihedral form of the regular octahedron.

(Science: geometry) regular tetrahedron, a solid bounded by four equal equilateral triangles; one of the five regular solids.

Origin: Tetra- _ Gr. Seat, base, fr. To sit.


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Chromosomes in 3D view

Is it possible without preparation for a microscope observation chromosomes to have the shape of tetrahedron-stars? http://www.mathematik.uni-tuebingen.de/~nick/gallery/noid/fournoid-tetrahedron_500.png

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by enarees
Mon Apr 26, 2010 6:42 am
 
Forum: Genetics
Topic: Chromosomes in 3D view
Replies: 0
Views: 799

The Fiber Disease

... measures," (according to Scott Shane reporting in the Baltimore Sun, Dec. 12, 2001). BMI's security is apparently not as strict. http://www.tetrahedron.org/articles/anthrax/open_letter_mueller.html An Open Letter and Question for FBI Director, Robert Mueller 21. http://www.etcgroup.org 22. ...

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by Nadas Moksha
Fri Nov 17, 2006 8:58 am
 
Forum: Human Biology
Topic: The Fiber Disease
Replies: 7403
Views: 5412012

The Fiber Disease

... 6-amino and 6,6 " - diamino-2,2':6',2 " - terpyridine by palladium-catalyzed amination and J. - D. Cheon and T. Mutai and K. Araki and Tetrahedron Lett. 47, 5079-5082 (2006). . Highly Stable Host-Guest Photorefractive Polymer Composite with Low Glass Transition Temperature and G. - ...

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by Nadas Moksha
Tue Aug 22, 2006 11:33 am
 
Forum: Human Biology
Topic: The Fiber Disease
Replies: 7403
Views: 5412012

RADIO SHOW

... beleaguered planet. As documented in his national bestseller (cited above), and in his scientific text, DNA: Pirates of the Sacred Spiral (Tetrahedron; 1-888-508-4787), Dr. Horowitz documents the man-made sources of the world’s most deadly viruses and catastrophic illnesses. He evidences, ...

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by RANDY
Thu Feb 02, 2006 9:54 pm
 
Forum: Human Biology
Topic: The Fiber Disease
Replies: 7403
Views: 5412012

fat cell

... on water? I guess waxes can float too. a little bit correction my friends, lets see: water consist of 2 H atom and one O atom forming H2O with a tetrahedron geometry molecule. There are still some free electron pairs that makes H2O become polar molecules that only can soluble other polar molecules. ...

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by victor
Mon Oct 10, 2005 12:33 pm
 
Forum: Cell Biology
Topic: fat cell
Replies: 18
Views: 7794


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