Major events during gastrulation, Biology

Assignment Help:

MAJOR EVENTS DURING GASTRULATION -

1.       There is rearrangement of cells due to morphogenetic movement of the cells of blastoderm.

2.       The three primary germ layer get differentiated.

3.       The cleavage rate is slowed down.

4.       Growth if any, is insignificant.

5.       Oxidation becomes, intensified so oxygen consumption increased and the nature of metabolism changes.

6.       Nuclei become physiologically active and control activities of embryonic cells. The influence of paternal chromo- somes on the embryo becomes evident.

7.       Synthesis of new kinds of proteins begins.


Related Discussions:- Major events during gastrulation

Plane of cleavage, PLANE OF CLEAVAGE - Each cleavage of the division...

PLANE OF CLEAVAGE - Each cleavage of the division zygote is marked by a cleavage furrow. Usually the first cleavage furrow is vertical & passes through the main axis of t

Human lungs, Human lungs A pair of spongy, elastic and bag like stru...

Human lungs A pair of spongy, elastic and bag like structures of lungs is present in the chest cavity, one on either side of the heart. Lungs are enclosed by a double lay

What is insect killing jar, Insect killing jar Secure a wide-mouth glas...

Insect killing jar Secure a wide-mouth glass jar with a screw top or single which closes very tightly. Place a wad of cotton in the bottom and cover it with a round piece of ca

How cultural practices are effective at limiting disease, Give two cultural...

Give two cultural practices (not chemical) you could use to control black spot of rose. Based on your current knowledge of the disease triangle, why do you think these cultural pra

What are the two mains divisions of the chordate phylum, What are the two m...

What are the two mains divisions of the chordate phylum? Chordates are separated into protochordates (cephalochordates and urochordates) and vertebrates. Life Kingdoms Revi

What are functions of the epithelium, Q. What are some functions of the epi...

Q. What are some functions of the epithelium? The epithelial tissues can perform protection, covering and impermeability against the environment, for instance, in the skin, res

Explain the principle of development, Explain the Principle of Development ...

Explain the Principle of Development The final guiding principle is that assessment involves the measure of change, or development, across multiple levels of analysis. Developm

Define fats required for underweight - nutritional care, Define Fats requir...

Define Fats required for underweight - nutritional care? Fats: We know that fats are concentrated source of energy (lg = 9 Kcals). Fats are capable of increasing the energy val

Why are transgenics considered a threat, Why are transgenics considered a t...

Why are transgenics considered a threat to the environmental safety? Transgenics can be dangerous to the entire biosphere as the transfer of genes among species may have immed

Epidemiology of plague, Question 1 A patient is admitted to the hospital w...

Question 1 A patient is admitted to the hospital with suspected pneumococcal pneumonia. How would you confirm this initial diagnosis? Answer the following questions a) Which is

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