How is the yolk sac formed, Biology

Assignment Help:

How is the yolk sac formed? What is the function of the yolk sac?

The yolk sac is formed from the covering of the vitellus by some cells originated from the primitive gut.

The yolk sac stores vitellus, the main nourishment source of non-placental embryos.

Image Diversity: yolk sac

 


Related Discussions:- How is the yolk sac formed

Explain water soluble vitamins for infants, Explain Water soluble vitamins ...

Explain Water soluble vitamins for Infants? Thiamin, riboflavin and niacin requirements are met through breast milk alone and solely breast-fed infants meet their requirements.

What is a species, What is a species? A species is a set of living bei...

What is a species? A species is a set of living beings able to cross between themselves generating fertile offspring. This method though does not apply to individuals of ex

Properties of foods, Q. Properties of foods? various properties of food...

Q. Properties of foods? various properties of foods, under which the quality attributes of foods were introduced to you in terms of food quality and its categories as appearanc

Percentage ratio of total solids and water in honey, Q. Percentage ratio of...

Q. Percentage ratio of total Solids and Water in honey? Most genuine honeys contain 13-23 per cent of water. The total solids or moisture can be estimated by drying in a vacuu

Nutrition in animals, composition,sources,importance,types,requirements for...

composition,sources,importance,types,requirements for each food substances

How are molluscs characterized, Q Mollusc identity card. How are molluscs c...

Q Mollusc identity card. How are molluscs characterized according to examples of representing beings, basic morphology, type of symmetry, germ layers and coelom, excretory system,

Describe about cardiomyopathy due to persistent tachycardia, Q. Describe ab...

Q. Describe about Cardiomyopathy due to Persistent Tachycardia? In occasional cases, particularly in children recurrent or incessant episodes of supraventricular or ventricular

Define objective of national programmes targeting infants, Define Objective...

Define Objective of national programmes targeting infants? These programmes have the objective of hinging down under-5 mortality. Under Integrated Child Development Services (I

Enzyme - linked immunosorbent assay (elisa), E n z y m e - l...

E n z y m e - linked immunosorbent assay (ELISA):   ELISA in its var io us modifications e.g. plate ELISA, sandwich ELISA, competitive ELISA, ELISA strip or

Zoology, anthropoda locomotion

anthropoda locomotion

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