Slide 1Correct your own answers! 16.4 Workbook KEY Slide 2 Biogeography 1. Biogeographers study where organisms live now and where they and their ancestors lived in the past.…
Slide 1 32 Animal Origins and the Evolution of Body Plans Slide 2 32 Animals: Descendants of a Common Ancestor Body Plans: Basic Structural Designs Sponges: Loosely Organized…