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Chap 3 and 4
Question | Answer |
---|---|
cnidarian | radial symmetric inveterates that uses stinging cells to capture and defend itself |
mollusk | inveterate that has soft unsegmented body |
arthropod | invertebrate that has external skeleton a segmented body |
exoskeleton | external skeleton |
endoskeleton | an internal skeleton |
echinoderm | radial symmetrical invertebrate that has internal skeleton |
chordate | animal with notochord |
notochord | flexible rod that supports a chordate |
vertebra | small bones |
ectotherm | animal whose body temp is determined by environment |
endotherm | who controls internal heat |