The innermost layer of tissue in a developing animal embryo which will eventually become the digestive tract, respiratory tract, and various other things depending on the organism. Occurs in all animals except for sponges and placozoans.
Selected endoderm links:
© 1997-2006 Healthboard.com.
Healthboard.com is a purely
informational website, and should not be used as a substitute
for professional legal, medical or technical advice.