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Which structures are most similar in birds and mammals based on their functions? air sacs in birds and rib cages in mammals air sacs in birds and mammary glands in mammals gizzards in birds and teeth in
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Which structures are most similar in birds and mammals based on their functions?

air sacs in birds and rib cages in mammals
air sacs in birds and mammary glands in mammals
gizzards in birds and teeth in mammals
crops in birds and teeth in mammals

User LiveSource
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7 votes

Answer:

C: gizzards in birds and teeth in mammals

Step-by-step explanation:

User Svnm
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