Blastopore
... A blastopore is an opening into the
archenteron during the embryonic stages of an organism. The ... ... blastopore . Noun. 1. the opening into the
archenteron (hypernym) ... Blastopore - Wikipedia, the ... A blastopore is an opening into the
archenteron during the embryonic stages of an organism. ... ...
Archenteron
... in the developing blastula is known as the
archenteron . It develops into the digestive tract of an ... Third, secondary mesenchyme pull the tip of the
archenteron towards the animal pole. ...
archenteron /Primitive streak (Primitive pit, Primitive ...
Yolk plug
... blastula that will eventually be internalized by epiboly. Frog yolk plug . This embryo is near the end of gastrulation. ... overlying the
archenteron roof at the yolk plug gastrula stage ... Continue. Frog Yolk Plug ... yolk plug . Definition from Wiktionary, a free dictionary. ...
Endoderm
... Endoderm , is one of the germ layers formed during animal embryogenesis. Cells migrating inward along the
archenteron from the inner layer of the gastrula, which develops into the endoderm . The endoderm consists at first of flattened cells, which ...
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