Egg envelopes, Biology

Assignment Help:

Egg Envelopes

Like any other cell, all the eggs are covered by the cell membrane or plasmalemma It is with two layers of about 50 A? (unit membrane) separated by a gap of 60 A?. In addition to plasmalemma, the eggs of practically all animals are surrounded by special egg envelopes (or egg membranes).

Based on their origin, types of egg envelopes are

  • Primary or
  • Secondary ones.

Related Discussions:- Egg envelopes

Calorific value, Calorific value is one of the most important characteristi...

Calorific value is one of the most important characteristics of a fuel. It judges the efficiency of fuel. Calorific value is defined as "the total quantity of heat liberated, wh

What is the procedure of gas exchange in human body, What is the procedure ...

What is the procedure of Gas Exchange in human body? Exchange of oxygen with the blood is a specialized process. If oxygen were carried in solution in blood plasma (the liquid

What is hypercholeslerolaemia, Q. What is hypercholeslerolaemia? Choles...

Q. What is hypercholeslerolaemia? Cholesterol: It is a natural component of foods such as mutton, pork, ham, sausages, lamb, chicken, eggs (yellow), whole milk, cheese, ice-cre

Data gathering - steps in nursing process, Data Gathering   It is the g...

Data Gathering   It is the gathering of information about client's physical heath, mental outlook, social circumstances, family and community life, and other factors. To p

Determine protein needs during pregnancy period, Determine Protein needs du...

Determine Protein needs during pregnancy period? Altogether, 925 g of protein are deposited in a normal foetus and maternal accessory tissues and considering the dietary protei

What are the two big groups into which cells are classified, What are the t...

What are the two big groups into which cells are classified? Cells can be divided as eukaryotic or prokaryotic. Prokaryotic cell is the cell that without a delimited nucleus

What are all possibilities of genotypes and phenotypes, What are all possib...

What are all possibilities of genotypes and phenotypes formed in the combination of alleles responsible for the production of factor VIII? Considering the alleles X and Xh, whe

Why urea is known to denature proteins, Urea is known to denature proteins ...

Urea is known to denature proteins Based on the structure of urea, how do you think this occurs?

What is acute massive pulmonary embolism, what is Acute Massive Pulmonary E...

what is Acute Massive Pulmonary Embolism ? Acute Massive Pulmonary Embolism :  Before the era of open-heart surgery, Trendelenburg (1908) described technique of open p

Segments that form the body of the tapeworm, Q. What are the segments that ...

Q. What are the segments that form the body of the tapeworm called? What is their function? The body of the tapeworm is made of segments called as proglottids. The proglottids

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