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Spheres

spheresthesia

Rarely used term for globus hystericus.

Origin: G. Sphaira, sphere, _ aisthesis, sensation


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Re: What are microspheres and coacervates?

Microspheres and coacervates are possible contenders for the basis of the first primitive cells. In this context, a microsphere is made by amino acids joining under heat to form short peptide chains. When the water, in which ...

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by skeptic
Tue May 05, 2009 9:20 am
 
Forum: Evolution
Topic: What are microspheres and coacervates?
Replies: 2
Views: 604

Theories - Origin of Life

... At my university, a group of students recently conducted experiments in which RNA was found to spontaneously isolate itself inside protective spheres of phospholipids. I'll have to see if I can get a copy of the research paper; they think this could lead to explaining the formation of the ...

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by mcar
Fri Mar 06, 2009 7:42 am
 
Forum: Evolution
Topic: Theories - Origin of Life
Replies: 9
Views: 3108

Re: Could someone help me with this question?

Not aware of the 0.6 mm figure. There are sized plastic spheres that can be used and micrometer slides with measures etched.

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by JorgeLobo
Thu Feb 19, 2009 10:11 am
 
Forum: General Discussion
Topic: Could someone help me with this question?
Replies: 3
Views: 347

Surface area issues

... that we can compare 'radius' to 'radius' and not 'radius' to diameter. (2s)^3/(6(2s^2)) = 2s/6 = s/3 This looks like the volume to surface area of spheres and cubes is the same. But spheres are supposed to have the best ratio. What went wrong?

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by stereologist
Wed Jan 21, 2009 12:40 pm
 
Forum: Cell Biology
Topic: How does the amount of surfacearea affect the size of a cell
Replies: 4
Views: 948

Theories - Origin of Life

... At my university, a group of students recently conducted experiments in which RNA was found to spontaneously isolate itself inside protective spheres of phospholipids. I'll have to see if I can get a copy of the research paper; they think this could lead to explaining the formation of the ...

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by alextemplet
Mon Sep 22, 2008 1:55 am
 
Forum: Evolution
Topic: Theories - Origin of Life
Replies: 9
Views: 3108
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