Eagle ate top consumers give region

Groups of organisms with low biotic potential, such as gray whales, that produce at most one offspring every other year a) are r-selected b) are k-selected c) are not subject to density-dependent limiting factors d) show the initial stages of the extinction process e) have escaped from the processes of natural selection and adaptation

19. scientists use meteorites that hit earth to provide evidence of the composition of earth's interior because they hypothesize that

Describe the response the kidneys have to dehydration and excessive water intake. what happens to the concentration of urine in each case ?