Unformatted text preview: What is paedomorphosis? How do the terms neoteny and progenesis relate to paedomorphosis? How do all these terms relate to the process of heterochrony? 4. Which type of egg was partially responsible for the success of the terrestrial vertebrates? a. amniotic b. allantoic c. aquatic d. shelled e. miracidial 5. What features of the environment favor the switch from external to internal fertilization in terrestrial vertebrates? 6. Name at least two classes in different phyla where the transformation among life cycle stages occurs by metamorphosis rather than by asexual production of the new stage....
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- Fall '09
- Tetrapod, Subphylum Urochordata