What factor leads to the organisms in the rainforest being highly specialized? A)
high biodiversity
B)
competition
C)
mild temperature
D)
abundance of water
E)
all of the above

i'm thinking (a) to keep sand in place; ////////////

explanation: a sand fence or sandbreak, like a snow fence, is used to force windblown, drifting sand to accumulate in a desired place. sand fences are employed to control erosion, sand dune stabilization, keep sand off roadways, and to recruit new material in desert areas.

a- multicellular

b-eukaryotic

c-no cell wall

d-heterotrophic

e-autotrophic

answer; the tunica intima also called tunica interna, consists of elastic fibers,connective tissue and smooth muscle cells;