In the Rolling Plains ecoregion of Texas, some parts of rivers are in deep canyons and others have bottoms that are close to the level of the surrounding land. What conditions are most likely to be found in a place where a canyon has formed?

An animal cell (left) and a plant cell (right) are shown.which organelle, labeled x in the diagram, is found in both plant and animal cells?

Bob, a nutritionist who works for the university medical center, has been asked to prepare special diets for two patients, susan and tom. bob has decided that susan's meals should contain at least 320 mg of calcium, 17 mg of iron, and 42 mg of vitamin c, whereas tom's meals should contain at least 280 mg of calcium, 13 mg of iron, and 34 mg of vitamin c. bob has also decided that the meals are to be prepared from three basic food

15. what can be inferred from the fact that there is little diversity in the form of mc1r gene found among individuals from equatorial africa?