How do food webs differ from food chain?

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.

Explain why the plants cortex would serve as the best food source for animals

Resperation is a way to release carbon back into the atmosphere