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9 Dec 2018
Which evidence supports the hypothesis that four-limbed animals came from fish? Select all that apply.
1)DNA analysis shows that fish are tetrapodsâ closest relatives.
2)Both fish and four-limbed animals are vertebrates.
3)Fossil evidence shows there have always been four-limbed animals on Earth.
4)The fossil record shows more and more tetrapod-like fish before the appearance of tetrapods about 365 million years ago.
5)Fish and four-limbed animals have very similar embryos.
Which evidence supports the hypothesis that four-limbed animals came from fish? Select all that apply.
1)DNA analysis shows that fish are tetrapodsâ closest relatives.
2)Both fish and four-limbed animals are vertebrates.
3)Fossil evidence shows there have always been four-limbed animals on Earth.
4)The fossil record shows more and more tetrapod-like fish before the appearance of tetrapods about 365 million years ago.
5)Fish and four-limbed animals have very similar embryos.
Elin HesselLv2
10 Dec 2018
