Bio February 6

Bio February 6 - Bio February 6 Monday's Lecture Feb. 4...

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Bio February 6  Monday’s Lecture – Feb. 4 Medicinal Maggots – Microsurgeons Echinoderms – bilaterally symmetrical as larvae Sea urchin predation - Loss of sea otters Crown-of-thorns - Nutrient pollution? Be familiar with the ways we differentiate invertebrates. Today’s Lecture Phylum Chordata - Characteristic #2: have a hollow dorsal nerve cord – nervous system Cephalization: have a cranium Lancelets have beginnings of a brain Jawless fishes - Skeleton is made of cartilage (not bone). - Blood suckers and scavengers
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This note was uploaded on 02/27/2008 for the course EBIO 1220 taught by Professor Demig-addams during the Spring '07 term at Colorado.

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