...e genes for cell adhesion proteins. Cell adhesion proteins are among the key regulators of morphogenesis.
Concepts in developmental biology
, amnion , blastocyst , blastomere , blastula , blastulation , chorion , chrysalis , cleavage , ectoderm , embryo , embryogenesis , embryoge...
Allantois in Biological Dictionary
is a part of a developing animal conceptus . It helps the embryo exchange gases and handle liquid waste. an extra-embryonic membrane of reptiles, birds, and mammals arising as a pouch, or sac, from the hindgut. In reptiles and birds it expands greatly between two other membrane...
Allantois in other areas
Allantois - Wikipedia, the free encyclopediaAllantois
is a part of a developing animal conceptus . It helps the embryo exchange gases and handle liquid waste.
allantois: Definition from Answers.com
... 1 umbilicus, 2 amnion, 3 allantois
, 4 Yolk sac, 5 developing marginal ... The endometrium functions as a lining for the uterus, preventing adhesions ...
In combination with the allantois
it forms the placenta and functions in ... The allantois
and yolk sac are derived from the splanchnopleure. ...