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Home Q & A Board Biology-Related Homework Help General Biology
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pmulkerr pmulkerr
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6 years ago
The tetrapods include:a.
   fish, amphibians, reptiles, and mammals.
  b. lancelets, cartilage, and bony fish.
  c. amphibians and reptiles.
  d. amphibians, reptiles, birds, and mammals.
  e. echinoderms and chordates.

Question 2

The amphibians are believed to have arisen from ancestral:a.
   chondrichthyean fish.
  b. actinopterygian fish.
  c. reptiles.
  d. dipnoi.
  e. actinistia.
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zika123zika123
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6 years ago
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