LIFESCI 1 Lecture Notes - Lecture 10: Posterior Column, Synapomorphy, Cervical Vertebrae

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29 Aug 2016

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Chordates → dorsal hollow nerve cord, unique to this, similar to the dorsal column

Vertebrates → unique synapomorphy → vertebrate

Amniotic egg → analogous to the seed and egg

- Different forms of swimming can indicated different ancestral traits

- Skin on belly is called the seat patch, helps with gas exchange and ____?

- Usually found in really cold streams because cold water holds more oxygen tan warm

water

- 7 cervical vertebrae

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