Chuck asked jane out on a date and he offered her two possible options—to see a movie or to go ice skating. Jane felt a bit stressed about making the decision because she liked both activities. What conflicts was jane experiencing?

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.

New york city has 2,181 inhabitants per square mile. the state of alaska has 1.03 inhabitants per square mile. ecologists would say alaska has a low exponential growth population density birth rate carrying capacity

Why does it matter if osmosis is put into a “scab” or a “nosebleed? ” where would that leave him?