Emboly movement - involution, Biology

Emboly Movement - Involution

It denotes turning in or rolling over. Involution of mesodermal blastomeres has been observed in Amphioxus, reptiles, monotremes, amphibians, buds, and even in some eutherian mammals. Throughout gastrulation in the amphibians the blastomeres situated on the margin of the lip of blastopore roll over the lip (involute) to turns into internal. In the bird embryo the cells situated on the posterior margin of the blastoderm roll over (involute) to from the lower layer termed as the hypoblast and the presumptive mesodermal and endodermal cells situated on the surface of the blastoderm reach the interior by turning in by the groove of the primitive streak.

Posted Date: 1/25/2013 4:51:02 AM | Location : United States







Related Discussions:- Emboly movement - involution, Assignment Help, Ask Question on Emboly movement - involution, Get Answer, Expert's Help, Emboly movement - involution Discussions

Write discussion on Emboly movement - involution
Your posts are moderated
Related Questions
A solid compound was found to contain 42.11% C, 51.46%O and 6.43% H by weight. The molecular weight of the compound was 341. What is the molecular formula of the compound?


How Vitamin K used to Prevents bone loss? Vitamin K is known to inhibit bone loss through inhibiting effect on osteoclast formation. Thus, adequate levels of vitamin K must be

Q. What are the major types of animal tissue? The major animal cell tissues are the epithelial tissue, the nervous tissue, the connective tissue and the muscle tissue.

Cake mix evaluation  Originally, cake mix formulations were very similar to bakery cakes and utilized standard "Hi-Ratio" cake oils; however, development of improved cake mixes

What are toxic effects of lectins or haemagglutinins? Well, these can cause growth inhibition in animals and diarrhoea, nausea, bloating and vomiting in case of human beings. W

Explain the properties or characteristics of dietary fibre? Significant properties / characteristics of dietary fibre that affects its role are: 1) Solubility in water 2)

Q. Illustrate Disorders of the gastrointestinal tract? A host of disorders associated with a part or entire of the gastrointestinal tract. The important and the most frequent o

What are the Elements of Heredity and variations?

Alimitation of five kingdom classification sk question #Minimum 100 words accepted#