This food web shows the flow of energy in a marine ecosystem. the greatest limitation of this food web model is that a) the energy is shown traveling in only one direction. b) other animals and organisms present are not shown. c) the organisms shown are not their actual size. d) some organisms also live in other ecosystems.

Azoologist is studying four very closely related feline species. she wishes to compare their gestation periods. an observational study is conducted where the zoologist observes the gestation period of 50 randomly selected felines in each species. a one-way anova test is run to test the hypothesis that the average gestation period is the same for each of the four species. a level of significance of 0.05 is used, and a p-value of 0.01 is calculated. based on this result, the conclusion that can be drawn is that: