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What are the 4 major functions of animals? |
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1. Obtain food and O2
2. Keep a stable condition
c. Movement
d. Reproduction |
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the basic unit of structure and function in living things (p.7) |
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A group of similar cells that perform a specific function |
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a structure that is composed of diffrent kinds of tissue |
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A characteristic that helps an orginism survive or reproduce in its own enviroment |
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The process in which a new organism develops from the joining of 2 sex cells |
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The joining of an egg cell and a sperm cell |
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The process by which a single organism produces a new organism identical to its self |
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One of about 35 major groups into which bioligsts classify members of the animal kingdom |
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An animal that has a backbone |
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an animal that has no backbone |
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