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Home Q & A Board Biology-Related Homework Help Genetics and Developmental Biology
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ppk ppk
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12 years ago
What structural adaptation in chickens allows them to lay their eggs in arid environments rather than in water?   

A) extraembryonic membranes
B) yolk
C) development of the brain from ectoderm
D) gastrulation
E) cleavage
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bio_manbio_man
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