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| the basic unit of strucrture and function in living things |
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| a group of similar cells that perform the same function |
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| a structure in the body that is composed of different kinds of tissue |
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a behavior of physical characteristic that
allows an organism to survive or reproduce in its environment |
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| a new organism develops form the joinging of 2 sex cells - male sperm cell and a female egg cell |
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| the joining of an egg cell and a sperm cell |
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| when a single organism produces a new organism identical to itself |
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| animals without a backbone |
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| one of the major groups into which biologists classify members of a kingdom |
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| body plan with two halves that are mirror images |
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| many lines of symmetry; no distinct front end |
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| the immature form oa an animal that looks very different from the adult |
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| an invertebrate animals that uses stinging cells to capture food and defend itself |
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| type of body structure of a cnidarian tha is vase shaped |
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| a type of body structure of a cnidarian that is umbrella shaped |
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| a group of many individual animals |
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| the organism that benefits by living on or in a host |
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| the organism that a parasite or virus lives in or on |
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| an organism that does not live in or on other organisms ;live in ponds and streams |
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| an organism that feeds on decaying material |
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| a muscular opening at the end of teh rectrum through which waste material is eliminated from the body |
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