Describe the various stages in the embryology of a chick
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Explanation:
Two distinct circulatory systems are established, an embryonic system for the embryo and a vitelline system extending into the egg. At the end of the third day of incubation, the beak begins developing and limb buds for the wings and legs are seen. Torsion and flexion continue through the fourth day.
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Answer:Here is a small table!
Explanation:
Early cleavage 3.5-4.5 hr Shell membrane of egg formed in isthmus of oviduct
During cleavage Germ wall formed from marginal periblast
Late cleavage 4.5-24.0 hr Shell of egg formed in uterus
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