Biology, asked by cammedved, 1 year ago

Why is a birds egg porous( why does it have holes) Thanks For Your Help!

Answers

Answered by AryaPriya06

As the developing chick grows it uses the oxygen from the air sack and replaces it with carbon dioxide. The tiny pores in the shell allow the carbon dioxide to escape and fresh air to get in. The chicken egg has more than 7,000 pores in its shell to allow this to happen!

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