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ppk ppk
wrote...
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Posts: 3561
12 years ago
Extraembryonic membranes develop in     
A) birds, but not mammals or lizards.
B) mammals and birds, but not lizards.
C) mammals, birds, and lizards.
D) mammals, but not birds or lizards.
E) lizards, but not mammals or birds.
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wrote...
12 years ago
C Smiling Face with Open Mouth
ThePsychic,  aussie
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