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All main topics / Medicine / Angiosperms

Angiosperms (6 Cards)

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When did angiosperms first appear? When did they become ecologically dominant?
First appeared c. 130 million years ago, during the Cretaceous period. Became dominant by 90 mya.
Tags: angiosperms, cretaceous
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Flashcard set info:
Author: zeestree
Main topic: Medicine
Topic: Angiosperms
School / Univ.: University of Hawaii at Manoa
City: Honolulu
Published: 19.04.2010
Tags: Angiosperms
 
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All cards (6)
angiosperms (6)
characteristics (2)
classes (1)
cotyledons (1)
cretaceous (1)
dicots (1)
integuments (1)
life cycles (1)
megaspores (1)
microspores (1)
monocots (1)
seed coat (1)
seeds (1)
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