Angiosperms-Patterns of Embryo Development (IFS Botany): Questions 1 - 1 of 1

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Question number: 1

» Angiosperms » Patterns of Embryo Development

Appeared in Year: 2014

Essay Question▾

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Comment on Plumbago type of embryo sac development. (Paper - 1, Section - B)

Explanation

Tetrasporic Embryosac:

  • It is formed by all four megaspore nuclei because meiosis is not accompanied by Cytokinesis, so that four nuclei of megaspores are formed.

  • All four nuclei are collectively known as “Coenomegaspore”.

  • Generally all the four Nuclei of megaspores take part in the formation of the seven celled and… (102 more words) …

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