What's a characteristic of a consumer (in science)

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.

Which is required for sexual fissiondiploid cell productionmeiosis

Facilitates growth and change in neurons and the migration of neurons to different sites in the brain