9.2 - 9.4 Science Word Scramble
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Term | Definition |
bilateral symmetry | one line that divides it into halves that are mirror images. |
radial symmetry | many lines of symmetry that all go through a central point. |
larva | an immature form of an animal that looks very different from the adult. |
cnidarians | invertebrates that have stinging cells and take food into a central body cavity. |
polyp | vase-shaped body plan. |
medusa | bowl-shaped body plan. |
colony | a group of many individual animals. |
coral reef | built by cnidarians. |
parasite | an organism that lives inside or on another organism. |
host | the organism in or on which a parasite lives. |
free-living organism | does not live in or on other organisms. |
scavengers | feed on dead or decaying material |
anus | an opening at the far end of the tube in which wastes exit. |
closed circulatory system | blood moves only within a connected network of tubes called blood vessels. |
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