Mechanism of gastrulation, Biology

Assignment Help:

MECHANISM OF GASTRULATION -

  1. It is most impotant stage of embryonal development, in which single layered blastula converts into 2 or 3 layered gastrula.
  2. During this stage, rearrangement or migration of blastomeres pressent on the surface of blastrula takes place i.e. differentiation of blastomeres in ectroderm, mesoderm and endoderm occurs during this stage.
  3. The movements of blastomeres during gastrulation are called Morphogenetic movements or formative movements.
  4. During the process of gastrulation, each type of blastomere performs a specific movement to meet its proper destiny.
  5. Most of the deformities of embryo are due to wrong movement and wrong position of blastomeres.
  6. However, the gastrular movements can be broadly divided into 2 kinds -   1. Epiboly  2. Emboly

Related Discussions:- Mechanism of gastrulation

Nominalistic species concept, The nominalists deny the existence of Plato's...

The nominalists deny the existence of Plato's "types". For them only individuals exist. Species are man-made artificial abstractions. But naturalists, the biologists who have actua

Explain about the epilepsy, Explain about the Epilepsy? Epilepsy is a n...

Explain about the Epilepsy? Epilepsy is a neuromuscular disorder in which transient seizures recur due to an abnormal brain activity. The brain, through all orderly electric ex

Explain phylogenetically proximal species, Q. Do the phylogenetically proxi...

Q. Do the phylogenetically proximal species have cells with proximal chromosome counts? The number of chromosomes typical of each species is proximal for phylogenetically proxi

Johne’s disease, Johne’s disease The disease, discovered by Heinrich A....

Johne’s disease The disease, discovered by Heinrich A. Johne, a German bacteriologist and veterinarian, in 1905, is caused by a bacterium named Mycobacterium avium subspecies p

What are some prophylactic measures against ascariasis, Q. What are some pr...

Q. What are some prophylactic measures against ascariasis? The major prophylactic measures against ascariasis are: efficient washing of vegetables and other foods base sanitary

Contractile vacuole - protozoans, Contractile vacuole - Protozoans The...

Contractile vacuole - Protozoans The contractile vacuoles may differ in complexity in various groups of protozoans. In amoebae the vacuoles are carried around in the cytoplasm

Obstetric ultrasound , Title Legal aspects in obstetrical ultrasound  ...

Title Legal aspects in obstetrical ultrasound  Introduction Obstetric ultrasound is an essential component of antenatal care and it is widely perceived to be associated

Malnutrition related diabetes mellitus, Q. Explain about Malnutrition Relat...

Q. Explain about Malnutrition Related Diabetes Mellitus? This type of diabetes has been categorized as a separate entity. 'if is 'Men seen commonly in developing countries, 1n

Define fermented dairy products-curd and yogurt, Normal 0 false...

Normal 0 false false false EN-US X-NONE X-NONE MicrosoftInternetExplorer4

What is the menstrual cycle, Q. What is the menstrual cycle? The menstr...

Q. What is the menstrual cycle? The menstrual cycle is the periodic succession of interactions between the organs and hormones of the female reproductive system after the begin

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd