Question

ਫੇਫੜੇ ਕਿ ਕੰਮ ਕਰਦੇ ਹਨ?
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Answer 1

Hi

Good morning dear

The lungs are the primary organs of the respiratory system in humans and many other animals including a few fish and some snails. In mammals and most other vertebrates, two lungs are located near the backbone on either side of the heart