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OleMash [197]
3 years ago
15

Which of these characteristics is common only at the embryonic stage of fish and humans, and is suggestive of a common ancestor

between the two?
Biology
1 answer:
iVinArrow [24]3 years ago
7 0
The embryos of many kinds of animals have gills slits. Gill slits developed into gills in fish and into ears of mammals. Relating in thinking there are ancestors.
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