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1-describe the features of gaseous exchange that are common in both mammal & plant leaves

2-The average length human adult’s small intestine is about 6.35
mtrs. How long does it take for food to travel from one end to the other. (1 c m /minute)


1) The common feature of gaseous exchange of mammal and plant leaves is that, both have aerobic respiration ( the respiration in the presence of oxygen).

2)It takes about 4 to 5 hours for food to travel from one end to the other.

hope it helps.. :-)

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