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Biology, 03.07.2019 07:30 Serenitybella

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? a) presence of lungs b) presence of a tail c) presence of gill slits d) presence of a vertebral column

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Which of these characteristics is common only at the embryonic stage of fish and humans, and is sugg...
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