Documents PHYLUM CHORDATA

PHYLUM CHORDATA Phylum Chordata Characteristics All chordates at some point in their life cycle have: -dorsal hollow nerve cord (just above the notochord) -notochord (Strong,…

Documents PHYLUM CHORDATA

PHYLUM CHORDATA Crash Course http://www.youtube.com/watch?v=kgZRZmEc9j4&list=EC3EED4C1D684D3ADF Phylum Chordata Characteristics All chordates at some point in their life…