Two cells vary in the amount of energy they require. one cell, a muscle cell, must generate large supplies of atp. the other cell, a skin cell, requires very little atp. based solely on information provided in this question, these two cells would differ in the abundance of

An ecologist studied the same species of deer during the summer and the winter. she noticed that during the summer, when there was plenty of food, the deer were energetic and playful. however, during winter when food was scarce, the deer moved more slowly and did not run unless they needed to escape a predator. which scientific fact is best supported by her observations?