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Definition
| a new species arise from a population seperated by a geographic barrier |
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Definition
| a new species arising when no geographic barrier is present |
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Definition
| accidental doubling of the chromosomes during mitosis |
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Definition
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Definition
| 2 species do not respond to other courtship rituals |
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Definition
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Definition
| 5 kingdoms based primarly on what we could see |
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Definition
| are prokaryotic, are unicelluar and there are about 4000-4 Mill species |
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Term
| spherical shapped or cocci |
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Definition
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Definition
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Definition
| photosynthesis - DNA- lipid bylayer |
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Definition
| internal sprial filaments, caused dises like syphilis and lyme |
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Definition
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Definition
| photosynthetic nitrogen fixing |
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Definition
| Found in extreme enviroments |
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Definition
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Definition
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Definition
| multicellular, heterotrophic, glcogen energy storage, develops with cleavage, blastual, and gastral, nerves, and muscles |
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Term
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Definition
| SPONGES, multi cellular, specialzed cell types, endo and ecto derm after gastrulation |
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Term
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Definition
| filtering, flow through choanocyte, phagocytosis |
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Term
Porifera arose
have how many species |
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Definition
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Term
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Definition
| jellyfish, corals, and anenmies |
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Term
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Definition
| nerve net with bidrectional neurons, muscle cells, radial symmetry, gastrovascular cavity (incomplete digestive system. |
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Term
| Cnidaria gestation period |
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Definition
| polyp stage, asexual budiding, medusa |
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Term
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Definition
| have polyp only, includes most corals |
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Term
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Definition
| secret CaCO3 which builds reefs, aros 600 MYA, 11000 species |
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Term
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Definition
| having a mesoderm form during gastrulation |
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Term
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Definition
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Definition
| radial cleavage, blastopore is the anus |
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Definition
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Definition
| bilateral symmetry, triploblastic, protostome developement, more eleaborate gastrovacular cavisty |
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Term
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Definition
| some parasitic like tapeworms and parasites but morst are turbellarians and are free living. most are aquatic and aposamtic |
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Term
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Definition
arose about 535 MYA at cambridge explosion
20000 species |
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Term
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Definition
| Snails, clams, gastropods |
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Term
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Definition
1. unique body plan: foot, visceral mass(contains oragans) mantle
2. Gills
3. circulatory systerm has a heart opened and closed system
4. complete digestive system
5. true coelom: body cavity competely lined with mesoderm. |
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Term
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Definition
| snails and slugs: torsion: colied shell, about 75000 species |
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Term
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Definition
| clams scallopps have hinged shells about 30000 species |
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Term
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Definition
| squid, octopus, ammonites, active predators, closed circulatory system about 800 species |
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Term
| Molluscs arose and species |
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Definition
arose 535 MYA
about 100000 living species
about 160000 fossil species. |
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