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Gametophyte

Gametophyte

(Science: plant biology) a plant, or phase of a plants life cycle, that bears gametes.


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alternation of generations in mosses/ferns (haploid/diploid)

every plant has the gametophyte, the haploid stage that gives rise to gametes, and the sporophyte, the diploid stage that gives rise to spores. In mosses, the actual plant that you see is the gamethophyte, whereas the sporophyte is ...

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by MrMistery
Wed Apr 22, 2009 1:54 pm
 
Forum: Botany Discussion
Topic: alternation of generations in mosses/ferns (haploid/diploid)
Replies: 2
Views: 902

alternation of generations in mosses/ferns (haploid/diploid)

Im being told that gametophyte;haploid is the largest stage in of alternation of generations in mosses, and ferns its sporophyte; diploid, Im pretty thoroughly confused.. I thought they were basicly the same plant because they reproduce ...

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by Twila
Wed Apr 22, 2009 1:28 pm
 
Forum: Botany Discussion
Topic: alternation of generations in mosses/ferns (haploid/diploid)
Replies: 2
Views: 902

Re: Alternation of generation

Yes, angiosperms go through the alternation of generations. The primary stage is the sporophyte with an incredibly small, nutritionally dependent gametophyte stage that is located in the flower. Check out this link for a full diagram and explanation: http://ecology.botany.ufl.edu/ecologyf03/apomixis.html ...

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by sagda
Thu Jan 29, 2009 5:10 pm
 
Forum: Botany Discussion
Topic: Alternation of generation
Replies: 6
Views: 2304

Re: Alternation of generation

Yes, angiosperms go through the alternation of generations. The primary stage is the sporophyte with an incredibly small, nutritionally dependent gametophyte stage that is located in the flower. Check out this link for a full diagram and explanation: http://ecology.botany.ufl.edu/ecologyf03/apomixis.html

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by plasmodesmata11
Mon Jan 26, 2009 11:04 pm
 
Forum: Botany Discussion
Topic: Alternation of generation
Replies: 6
Views: 2304

Sporophytes of Mosses and Ferns

it's brown because it has no chlorophyll. It can survive because it gets its food from the gametophyte.

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by MrMistery
Sun Apr 20, 2008 8:58 am
 
Forum: Botany Discussion
Topic: Sporophytes of Mosses and Ferns
Replies: 4
Views: 1673
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