--%>

Explain the way yolk sac is formed

Explain the way yolk sac is formed? Also state the purpose of yolk sac?

E

Expert

Verified

The yolk sac is formed from covering of vitellus by some cells originated from the primal gut. The yolk sac stores vitellus, the major nourishment source of non-placental embryos.

   Related Questions in Biology

  • Q : Kingdom Fungi Name the beings which

    Name the beings which form the kingdom Fungi? Answer: The kingdom Fungi is made by fungi.

  • Q : Why viruses are the structurally

    Why is it a strong evolutionary hypothesis which, though viruses are the structurally simplest beings they were not the initial living beings?

  • Q : Events which mark the beginning and end

    Write down name of the events which mark the beginning and end of first interphase period. What takes place in the cell in this time?

  • Q : Describe Distribution Management

    Distribution Management: It is the management of resources and processes employed to deliver a product from a production location to the point-of-sale, comprising storage at warehousing positions or delivery to retail distribution poi

  • Q : Define plant cell vacuoles Define plant

    Define plant cell vacuoles? What are their fundamental functions? How is the covering membrane of the vacuoles termed?

  • Q : Explain Global Marketing Global

    Global Marketing: The procedure of conceptualizing and then conveying an ultimate product or service globally with the hopes of reaching the international marketing community. Appropriate global marketing has the capability to catapult a company to th

  • Q : Describe antigenic specificity Describe

    Describe antigenic specificity in short?

  • Q : Setting up a new business Setting up a

    Setting up a new business and making it click particularly in anew field of activity is a challenging job. Setting up a unit for supplying of packed lunch boxes is one such business. Success in the same depends on the ability to sell the concept in an

  • Q : Liberation of female gamete Which organ

    Which organ liberates the female gamete under formation? How this release is triggered? Which organ collects the released gametes?

  • Q : Secondary or peripheral lymphoid organs

    Describe the secondary or peripheral lymphoid organs in brief?