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Bit
Bank
2. Respiration
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Bit
Bank
3. Transportation
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Bit
Bank
4. Excretion
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Bit
Bank
5. Coordination
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Bit
Bank
6. Reproduction
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Bit
Bank
7. Coordination in
life processes
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Bit
Bank
8. Heredity
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Bit
Bank
9. Our environment
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Bit
Bank
10. Natural
resources
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