Gas exchange and cellulare respiration-population-community

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I need one similarity and two differences for each.

Gas exchange and cellulare respiration
population and community
lungs and tracheal systems of insects
Oviparous and ovoviviparous
Excretion and osmoregulation.

Reference no: EM13527888

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Gas exchange and cellulare respiration-population-community : Gas exchange and cellulare respiration, population and community, lungs and tracheal systems of insects, Oviparous and ovoviviparous
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