Eggs of frog, Biology

Assignment Help:

EGGS OF FROG

This egg is round & its diameter is of 1-2 mm.

It is mesolecithal & has distinct animal pole & vegital pole.

The nucleus is found in the centre of the animal pole & it contains many nucleoli.

The animal pole is pigmented and the vegital pole is light yellow due to presence of the yolk.

The pigmented animal pole provides mimicry and contains melanin pigments.

The egg is covered by a vitelline membrane and jelly coats.

The jelly coats are tasteless & act as bacteriacidial. Hence, the jelly coats provide protection to the egg. The jelly coats keeps the eggs floating on the water.

The forg's egg develops a grey crescent after fertilization. The grey crescent is a future blastopore.


Related Discussions:- Eggs of frog

Create a standard curve, Explain how you would create a standard curve to d...

Explain how you would create a standard curve to determine the amount of orange dye that had been added to a can of orange soda

Associated foods with escherichia coli, Q. Associated Foods with escherichi...

Q. Associated Foods with escherichia coli? Associated Foods: E. coli is the etiologic agent of food poisoning involves variety of foods such as cream pie, mashed potatoes, cr

What is skeletal girdles? explain in brief., What is Skeletal girdles? Expl...

What is Skeletal girdles? Explain in brief. In vertebrates, bones which connect the appendages on the left and right side of appendicular skeleton to each other. Skeletal girdl

Genetic diversity of population, Genetic Diversity of Population The b...

Genetic Diversity of Population The biological diversity of animals, plants, and microorganisms is of fundamental importance to human survival. The term "gene resources" may b

Biochemical production , Biochemical Production: Plants are the foundat...

Biochemical Production: Plants are the foundation of a large variety of biochemical which are metabolites of both secondary and primary metabolism. But secondary metabolites ar

Results of cabg , Results of CABG: In most centres where this operation ...

Results of CABG: In most centres where this operation is routinely conducted the mortality is 1-2 per cent. In high-risk group of patients this may go up to 5 to 10 per cent.

Metabolic processes, Metabolic Processes Living things are complex...

Metabolic Processes Living things are complex and yet, the cell is the basic unit of life New cells result of mitosis cell division DNA controls all cell functions

Sketch structure of ethyl ammonium, Draw structure of ethyl ammonium with a...

Draw structure of ethyl ammonium with all carbons and hydrogens.

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