Biology

Hubby

18 May, 23:51

As one moves through the state of Michigan, there is a change in predominant trees species. There are hardwoods in the south (A.) : pines and spruce in the north (C.). The opposite is true for the state of Georgia. There are pines in the south (coastal plains) and hardwoods in the north (piedmont). What is/are the key determining factors in this tree species distribution? A) elevation and temperature B) average annual precipitation C) soil type and available water D) biodiversity of animal species