Secondary succession occurs in which of the following? A. an area where the ecosystem has been completely wiped out by volcanic eruption B. an area where the ecosystem has been badly damaged C. an area through which a glacier has retreated, leaving bare rock

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 of the following is a possible reason for sleep? a) growth b)digestive c)speed d)intelligence

How does a lytic infection differ from a lysogenic infection?