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42 Cards in this Set
- Front
- Back
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animalia has these characteristics
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multicellular
heterotrophs eukaryotic lack cell walls motile sexual reproduction |
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how many phyla?
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9
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how do you compare animals?
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phylogenetic tree
level of organization body symmetry pattern of alimentary(nutritional) structures |
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level of organization
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cell specialization, tissues, organs
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body symmetry
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assymetrical, radial symmetry, bilateral symmetry and cephalization
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sponges have
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channel network
cellular-phagocytosis |
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incomplete or dipoblastic means
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1 opening
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complete or tripoblastic means
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2 openings
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porifera means
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pore-bearing
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porifera digestion
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intracellular
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porifera motion and type of feeder
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sessile, filter-feeder
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porifera symmetry?
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assymmetrical
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porifera asexual reproduction by?
sexual? |
budding, gemmules
choanocytes and amoebacytes |
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chaonocytes
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trap food particles and bring them to base of cell
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amoebacytes
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intracellular digestion
make gemmules discharge spicules can differentiate in any cell |
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spicules
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chemical make-up used for classification
support, protection |
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osculum
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large hole on the end (mouth)
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spongocoel
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central cavity
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incurrent/excurrent canals
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incurrent-folds of wall opening to outside
excurrent(flagelated)-folds opening inside water->incurrent->excurrent->spongocoel |
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mesenchyme
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gelatinous matrix
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porifera type of gut
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incomplete, dipoblastic
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Cnidaria means
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stinging cells
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Cnidaria motion, type of feeder
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sessile/mobile, carnivore
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Cnidaria gut
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dipoblastic, incomplete
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polyp motion
medusa motion |
sessile
free-moving |
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polymorphism
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one body type to another
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Cnidaria reprouction
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sexual/asexual
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Cnidaria asexual repr.
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budding/fragmentation
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Cnidaria sexual repr.
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sperm/egg released by medusa
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Cnidaria classes
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hydrozoa-hydra
scyphozoa-true jellies anthosoa-anemones/coral |
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Cnidaria symmetry
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radial
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layers of Cnidaria
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endodermis, mesoglea(gelatinous), ectodermis
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cnidocytes
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stinging cells
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nematocysts
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cnidocyte harpoons
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gastorvascular cavity
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extracellular digestion
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___ turns into polyp
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planula larva
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fragmentation
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pieces of anemone's basal disk tear away and form new individual
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Platyhelminthes represented by
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flatwormsq
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Nematoda represented by
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roundwormsq
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Coelomates have a ___ cavity surrounded by a ___
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coelomic, mesoderm
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Nematoda and Platyhelminthes are both ___
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tripoblastic, bileteral symmetry
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hermaphroditic
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both sex organs
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