Answers

2015-12-03T19:00:48+05:30
 chicken must have come first as the formation of eggs is only possible thanks to a protein found in the chicken's ovaries
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2015-12-03T19:00:58+05:30
The answer is that the scientists have found that the hen came first because the protein neddeed to form the egg shell for the eggs is found in hens only so hen came first
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