The answer to your rather difficult question is paper. only certain trees make gum rubber, only certain trees make syrup and none of them make turpentine( an extremely flammable substance. the only thing you can get from almost every tree is paper.
Answer:
C. are autotrophic
Explanation:
Autotrophs are important in the ecosystem because they create their own food
Hey this is late, but if an organ fails, like for example the kidney fails right? So then it affects the heart. and so on, because the kidney helps clean the blood and your body needs blood.
Controls what substances can move in and out of the cell. it also protects the cell from its surroundings.
The mechanism of enzymatic action within a single substance