What is the function of the vitellus in the vertebrate egg, Biology

Assignment Help:

Q. What is the function of the vitellus in the vertebrate egg? How are these eggs classified according to the amount of vitellus within them?

Vitellus (yolk) is the nutritive material that accumulates in the cytoplasm of the egg (zygote) with the function of nourishing the embryo According to the amount of vitellus in them, the vertebrate eggs are classified as centrolecithal, oligolecithal (little yolk), or heterolecithal (more yolk diffusely distributed) and telolecithal (more yolk concentrated in one end of the egg).


Related Discussions:- What is the function of the vitellus in the vertebrate egg

How hiv infection is mainly spread, It is mostly spread by sexual contact, ...

It is mostly spread by sexual contact, blood transfers and from HIV infected mother to child.

Prevention and control of staphylococcal food poisoning, Q. Prevention and ...

Q. Prevention and Control of Staphylococcal food poisoning? Staphylococcal food poisoning can be prevented by: 1. Avoiding contamination of food with S. aureus. 2. Prev

Symbiotic interaction - biological stress, Symbiotic interaction - Biologic...

Symbiotic interaction - Biological Stress Presence of symbiotic microorganism can result in differential growth stimulation of those plants which can recognise the beneficial

Describe the term physiotherapy, Describe the term Physiotherapy? Patie...

Describe the term Physiotherapy? Patients who are sedated, intubated and ventilated are not able to deep breathe, cough and clear secretions. Hence, it is important to do chest

Explain night blindness - micronutrient deficiencies, Explain Night Blindne...

Explain Night Blindness - micronutrient deficiencies? Night blindness is the earliest symptom of Vitamin 'A' deficiency. The reduction in the supply of vitamin A aldehyde i.e.

What are the functions of insulin and glucagon, What are the functions of i...

What are the functions of insulin and glucagon for the blood glucose control? Glucagon enhances glycemia and insulin reduces it. They are antagonistic pancreatic hormones. Gluc

Final atp count in both prokaryotes and eukaryotes, Degrade a monoglyceride...

Degrade a monoglyceride that has an 18-carbon fatty acid attached to it by Ester bonds. You will have to degrade the glycerol component followed by the fatty acid in presence of O2

How a sample contaiinng this isotope decay, Please help with the following:...

Please help with the following: 32P is an unstable isotope of phosphorus that has a half-life of 14.29 days. Atoms of this isotope undergo beta decay in which a neutron decays i

Nuclear membrane - structure of nucleus, KARYOTHEC A OR NUCLEAR MEMBRANE ...

KARYOTHEC A OR NUCLEAR MEMBRANE It is also called Nucleolemma, term given by Erclab & Hertwig. Karyotheca composed of two unit membranes separated by a 150-300 A° wide p

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