In the early stages of development, both fish embryos and bird embryos exhibit gill slits. This feature is part of a set of developmental traits that reflect their shared ancestry and the evolutionary relationship among vertebrates.
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Question
Which is a similarity between a fish embryo and a bird embryo in the early stages of development? (1 point)
Responses
forelimbs
forelimbs
jaw bones
jaw bones
hindlimbs
hindlimbs
gill slits
gill slits
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1 answer