Topic: Gas Exchange Instruction: Find the correct answer to the problem from the given choices below. 1. This system of respiration take place in animals that live in moist environment. 2. The system of respiration that uses dissolved oxygen. 3. This system of respiration diffuses CO2 and oxygen. 4. The most complex of all system of respiration in animal.

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Q: State the name of the structure where the actual exchange of oxygen and carbon dioxide takes place?…

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