Biology, asked by harshtrisha1, 1 year ago

Question from chapter diversity in living organisms class 9. pls answer these

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Answered by ashmitbisht888
0

??=mammalia

2:aves=they lay eggs

 :mammalia=they give birth to young ones

3:aves=they do not have mammary glands for the production of milk

 :mammalia=they have mammaey glands for the production of milk

**=breathe through lungs

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