Why can a gymnosperm seed be described as consisting of three generations
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Why can a gymnosperm seed be described as consisting of three generations

[From: ] [author: ] [Date: 11-12-08] [Hit: ]
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Gymnosperm seed is made up of three generations of tissues.
1) maternal sporophyte tissue (seed coat and nucellus),
2) gametophyte
3) daughter sporophyte (embryo)
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