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14 Cards in this Set

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Chordata
all with dorsal nerve chord, post anal tail, pharyngeal gill slits, and notochord
Echinodermata
“spiny-skinned” sea stars, sand dollars, all marine, radial symmetry
Arthropoda
“jointed-foot”; chitinous exoskeleton, includes crustaceans, insects, arachnids
Mollusca
mollusks, soft bodies with or without shells, includes clams, snails, and octopus
Annelida
segmented worms: earthworms, leaches; well developed systems
Nematoda
roundworms: ascaris, hookworms; complete digestive tract with anus
Platyhelminthes
flatworms: tapeworms and planaria; bilateral symmetry, cephalization, three tissue layers (endo, ecto, and mesoderm, single body opening
Cnidaria
jellyfish, anemones; all have stinging cells, radial symmetry, two tissue layers (endoderm, ectoderm), single body opening
Porifera
sponges; asymmetry, no tissues
Animalia
Heterotrophic
Multicellular, eukaryotes
Develops from a blastula (blastocyst in mammals)
Diploid life cycle except for sex cells.
No cell walls
Plantae
Autotrophic
Multicellular, eukaryotes
Develops from an embryo
Show alternation of generations (haploid/diploid phases)
Cell wall of cellulose
Fungi
Heterotrophic eukaryotes
Most multicellular, (acellular,
multinucleated hyphae)
No cilia or flagella
Develops from a spore
Cell wall of chitin
Decomposers and parasites
Protoctista
All those eukaryotes which do not fit in the animal, plant or fungal kingdoms
Heterotrophic or autotrophic
Eukaryotic structure
Unicellular and multicellular
Grouped as animal-like, plant-like, and fungus-like.
Prokaryotae
Distinguished from all other life forms by the lack of nuclear envelopes and membrane-bound organelles.
Corresponds to Kingdom Monera.
In 6 kingdom system is split into kingdoms Archaebacteria and Eubacteria.
All unicellular, both heterotrohic and autotrophic, with circular DNA, and cell walls.