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8 Cards in this Set

  • Front
  • Back
What cnidarian is nicknamed animal flower?
Sea Anemones
define symbiotic relationship
two organisms that work together and help each other
example: clown fish- gives food and protection
define cnidaria(Greek)
what makes cnidarians more complex than porifera?
cnarians have: tentacles, stinging cells, hollow intestines, reproduce sexually and asexually, symetrical and have specialized functions.
define nematocysts
stinging cells that are located on the tentacles
define tentacles
arm like structures to put food in it's mouth
define one opening
hollow intenstines(food and waste come out of the same opening)
what are the two basic body forms?
polyp-mouth up
medusa-mouth down