If adding new genes with special capability occurs over geologic time above the level of the species, then what occurs over geologic time above the level of the species?

Answer choices:
- Warm air moving into cold air
 - rapid expansion
 - tectonic plates coliding
 - remains of prehistoric life
 - wind and erosion
 - Something with a head, thorax, and abdomen
 - add special capability genes
 - tectonic plates being pushed together

 

       add special capability genes   