![](https://webarchive.library.unt.edu/eot2008/20081106151138im_/http://www.cancer.gov/images/spacer.gif) |
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![](https://webarchive.library.unt.edu/eot2008/20081106151138im_/http://www.cancer.gov/images/spacer.gif)
| The membrane in hens' eggs that helps chicken embryos get enough oxygen and calcium for development. The calcium comes from the egg shell. |
Previous Definitions: | chondrocyte, chondroitin sulfate, chondrosarcoma, chordoma, chorioadenoma destruens | Next Definitions: | chorioblastoma, choriocarcinoma, chorioepithelioma, chorionic carcinoma, choroid |
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![](https://webarchive.library.unt.edu/eot2008/20081106151138im_/http://www.cancer.gov/images/spacer.gif) |