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Air vessels

Air vessel

a vessel, cell, duct, or tube containing or conducting air; as the air vessels of insects, birds, plants, etc.; the air vessel of a pump, engine, etc. For the latter, see air chamber. The air vessels of insects are called tracheae, of plants spiral vessels.


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

... to be any kind of default position, standing like a castle in the air, unless someone else can prove that castles can't stand upon air. There ... presence or absence of cerebrospinal fluid, of meninges, and of blood-vessels. Valid comparisons between the brain-weight of human populations ...

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by Seth90210
Sat Oct 26, 2013 7:38 am
 
Forum: Human Biology
Topic: Brain size=IQ level theory (Blacks vs Whites & Asians)
Replies: 72
Views: 257508

Thermal insulation by adipose tissue

... is major organ failure. Fat is a good natural insulator, as is air. It is just one of their inherent properties. Adipose tissue is fatty ... including differentiation of new adipocytes and production of blood vessels as necessary to accommodate increasing fat stores. At the same time, ...

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by einfopedia
Wed Mar 28, 2012 7:20 am
 
Forum: Physiology
Topic: Thermal insulation by adipose tissue
Replies: 6
Views: 7819

simple diffusion and skin cells

As I understand it, the surface cells can take in enough oxygen from the air to keep themselves alive (they are quite a distance from their blood vessels); skin cells die as they dehydrate, but corneal cells have blinking and the aqueous ...

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by Darby
Sun Jun 03, 2007 7:57 pm
 
Forum: Physiology
Topic: simple diffusion and skin cells
Replies: 5
Views: 7525

A Monkey's Uncle

... in capital letters like YOU) have teeth, bones, finger and toenails, hair, cilia and an assortment of soft tissue. None of these things have a ... will make it not only hospitable for DNA but comfortable for all of its vessels as well. I am not convinced that trying to find a common ancestor ...

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by narrowstaircase
Wed Mar 14, 2007 3:46 am
 
Forum: Evolution
Topic: A Monkey's Uncle
Replies: 26
Views: 56863

A Monkey's Uncle

... in capital letters like YOU) have teeth, bones, finger and toenails, hair, cilia and an assortment of soft tissue. None of these things have a ... will make it not only hospitable for DNA but comfortable for all of its vessels as well. I am not convinced that trying to find a common ancestor ...

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by JDavidE
Sat Mar 10, 2007 9:39 pm
 
Forum: Evolution
Topic: A Monkey's Uncle
Replies: 26
Views: 56863
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