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key stages in the development of the respiratory system
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Question
Asked 9/12/2009 11:34:20 AM
Updated 2/1/2014 10:12:30 AM
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yumdrea
[2/1/2014 10:12:30 AM]
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key stages in the development of the respiratory system
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User:
what is the endoderm
User:
key stages in the development of the respiratory system
Weegy:
Expert answered|Heather71|Points 1105|
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Question
Asked 9/12/2009 11:34:20 AM
Updated 2/1/2014 10:12:30 AM
1 Answer/Comment
This conversation has been flagged as incorrect.
Flagged by
yumdrea
[2/1/2014 10:12:30 AM]
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yumdrea
M
Endoderm - the innermost of the three primary germ layers of an animal embryo, developing into the gastrointestinal tract, the lungs, and associated structures.
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Added 2/1/2014 10:06:20 AM
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