Andre Slay
11-24-15
1. Two features the embryos of the different animals have in common is eyes and body
structure.
2. One fossil that I identified from the Rockford quarry was a Cephalopods.
3. A) Homologous structures B) A vestigial structure is a structure in an organism that has
lost all or most of its original function in the course of evolution. An example of vestigial
structures is human appendixes.
4. A) We used the calipers to compare the width, depth and height of each skull. B) Based
on my measurements the Homo heidelbergensis was the most similar to Homo
5. A) The monkey had the most in common with humans. B) The shark had the most amino
acids different from humans.
