What are some science skills you could use to study fish in an aquarium

According to the theory of punctuated equilibrium, at what rate does speciation occur? species change depending on the rate of natural selection. after periods of stasis, new species evolve relatively rapidly. species change slowly and eventually form new species. some species change quickly and others change slowly to balance the overall rate.

What are the seven economic and social goals?

Penelope studies how the structure and function of the nervous system is related to behavior. she is a psychologist