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Extraembryonic

Extraembryonic

outside the embryonic body; e.g., those membranes involved with the embryos protection and nutrition which are discarded at birth without being incorporated in its body.


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Viruses and Evolution

... in my developmental studies. Then again, I have not studied developmental biology for so long to know what is beyond trophoblast/placental/extraembryonic material.

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by kolean
Mon Dec 14, 2009 7:41 pm
 
Forum: General Discussion
Topic: Viruses and Evolution
Replies: 14
Views: 7032

development question

They are probably reffering to the formation of the embryo proper and the extraembryonic membranes(basically, inner cell mass formes the embryo, the trophoblast formes the membranes). But the question is pretty basic..

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by MrMistery
Tue Jun 12, 2007 2:35 pm
 
Forum: General Discussion
Topic: development question
Replies: 1
Views: 1393

Extraembryonic Membranes

Extraembryonic Membranes The embryos of reptiles, birds, and mammals produce 4 extraembryonic membranes: amnion yolk sac chorion, and allantois With these four membranes, the developing embryo is able to carry on essential ...

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by dipjyoti
Sun Feb 18, 2007 11:05 am
 
Forum: Zoology Discussion
Topic: Extraembryonic Membranes
Replies: 6
Views: 9253

Extraembryonic Membranes

ok this is what i meant to say........ Extraembryonic Membranes are vital to the success of reptiles, birds, and mammals. Discuss with respect to the egg and the embryo.

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by vlc1500
Sat Feb 17, 2007 9:18 pm
 
Forum: Zoology Discussion
Topic: Extraembryonic Membranes
Replies: 6
Views: 9253

Re: Extraembryonic Membranes

Extraembryonic Membranes are vital to the success of reptiles, birds, and mammals. How does this have any relation to the egg and the embryo? . Mean? Check http://users.rcn.com/jkimball.ma.ultranet/BiologyPages/E/ExtraembryonicMembranes.html ...

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by dipjyoti
Sat Feb 17, 2007 9:53 am
 
Forum: Zoology Discussion
Topic: Extraembryonic Membranes
Replies: 6
Views: 9253
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