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19 Cards in this Set
- Front
- Back
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spongin a protein that makes up the skeleton of sponges |
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Systems present in sponges |
-A skeleton made of calcium spicules / silica spicules -Have both sexual and asexual reproduction -intercellular digestion |
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Spicules a material that makes up skeletons from of softer "glass" sponges |
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The life cycle of the phylum Cnidaria cycles between |
A sessile polyp stage and a swimming Medusa stage |
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The presence of two body forms in cnidarians is called |
Polymorphism |
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Most ------ are dioecious |
Cnidarians |
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Examples of phylum Porifera |
Sponges |
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Examples of phylum Cnidaria |
Coral jellyfish sea anemone hydra and Portuguese Man of War |
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Be able to point out mouth and tentacles |
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name the layers and slide
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hydra cross section phylum cnidaria class hydrozoa |
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hydra with testes |
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hydra with ovary |
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hydra with embryo |
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hydra with bud |
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Name slide and class |
obelia be able to point out mouth and gonads |
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obelia medusae |
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Sea Anemones class and why they're different |
Anthozoa and they have no medusa stage |
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Coral class and what their external skeleton is made of |
Anthozoa and they have a calcium carbonate skeleton |
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Obelia Life Cycle notice most of it is in diploid stage |
