Discovering Our World

Discovering Our World

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Within the ovule is the so-called embryo sac (aquot;tiny sackaquot; in the text) that contains the egg cell. At this level, the pupils need only to understand that the egg cell is inside the ovule (labeled aquot;sackaquot; in the diagram). In the fertilization diagram, justanbsp;...

Title:Discovering Our World
Author:Wilbur Lee Beauchamp
Publisher: - 1952


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