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Identifying Traits of Embryos

Which traits do human embryos have that link them to a common ancestor with fish and reptiles? Check all that apply.

- hair
- tail
- scales
- yolk sac
- gill slits



Answer :

GinnyAnswer

Final answer:

Human embryos exhibit gill slits and tail structures that connect them to a common ancestor with fish and reptiles.


Explanation:

Human embryos have traits that link them to a common ancestor with fish and reptiles. These traits include gill slits, which in humans form the lower jaw and Eustachian tube, and a tail that in humans is reduced to the coccyx, or tailbone. These similarities in embryos are evidence of common ancestry among vertebrates.


Learn more about Comparative Embryology here:

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