EXERCISE 66 



Problem. A comparison of breathing in different animals. 



What to use. Laboratory notes on breathing; any sources of information about the breathing of 

 animals, including man. 



What to do. Compile information into the table below. 



Questions. 1. In what ways is breathing alike in all animals ? 



2. How does breathing in animals resemble breathing in plants ? 



3. How does breathing in animals differ from breathing in plants ? 





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