Deuts - Frequently Asked Questions

An ever-growing list of questions, thoughts, and ideas...

TOPICS:

Terminology and Definitions

Phylogenies

• Can you give an example of the phylogeny for the animals observed in lab?

Homology and Analogy

• Can you give us a list of homologies and analogies we should have seen in lab?

Protostomes vs. Deuterostomes

• What characteristics distinguish the two groups?
• What are some examples of animals from each group?

Echinoderms

• What shared, derived characters distinguish this group?
• What features suggest an evolutionary relationship between this group and other deuterostomes?

Hemichordates

• What features suggest an evolutionary relationship between this group and other deuterostomes?
• Which chordate characteristics does this group possess?

Urochordates

• Which chordate characteristics does this group possess? Are the present at all stages of the life cycle?
• What shared, derived characters unite this group with the other chordates?
• What features suggest an evolutionary relationship between this group and other deuterostomes?

Cephalochordates

• Which chordate characteristics does this group possess? Are the present at all stages of the life cycle?
• What shared, derived characters unite this group with the other chordates?
• What features suggest an evolutionary relationship between this group and other deuterostomes?

Vertebrates

• Which chordate characteristics does this group possess? Are the present at all stages of the life cycle?
• What shared, derived characters distinguish this group?

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