100+ Outer armor PowerPoint (PPT) Presentations, Outer armor PPTs

Outer armor - PowerPoint PPT Presentation

The Evolution of fishes

The Evolution of fishes. Add paired appendages Better tail (symmetrical) Add jaws Loose the armor Strengthen internal skeleton. How to become a better fish. Adding jaws Clearly from gills Mouth lined with ectoderm Movement of markers: nasal opening, Why jaws= value?

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Outer armor - PowerPoint PPT Presentation

The Evolution of fishes