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Definition
| help living things stay in step with rhythmic cycles of change in their environment |
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Term
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Definition
| organisms that are active during the daytime hours |
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Term
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Definition
| organisms that are active during the night. |
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Term
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Definition
| are annual rhythm in which organisms travel from the place where they breed to the place where they feed. (seasonal) |
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Term
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Definition
| winter resting state for animals to survive extreme cold temperatures without food or water until the coming of spring. |
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Term
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Definition
| summer resting state for animals during extended months of harsh, hot, dry weather. |
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