Theoretical question........

Mohammad El-Mahdi el-mahdi at ix.netcom.com
Fri Apr 26 22:38:24 EST 1996



Hi.....


A quick question...

Would it have been "possible" on a theoretical basis, for an
indehiscent megasporangium to evolve before integument-penetrating
pollen tubes evolved? If yes Why? If not Why not? And what problem
would be involved. 

Thanx in advance......



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