Angiosperms-Patterns of Embryo Development (IFS Botany (Mains)): Questions 1 - 1 of 1
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Question number: 1
» Angiosperms » Patterns of Embryo Development
Appeared in Year: 2014
Describe in Detail
Comment on Plumbago type of embryo sac development. (Paper - 1, Section - B)
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) …