What is the main cause of the damage to trees on Grandfather Mountain? A. methane gas from agriculture pollution

B. nitrous oxides from automobiles

C. carbon dioxide from automobiles

D. sulfur dioxide from coal-fired plants in Tennessee

answer; ///as energy flows through an ecosystem,energy (decreases) at each

some fungi obtain their nutrients from a living host (plant or animal) and are called most biotrophic fungi have fairly narrow host ranges—they are specialized on a limited called rhizomorphs that allow the fungus to grow from one tree to another. ascospores are formed inside a sac-like structure called an ascus. so your answer is a

in the year 2850, humans successfully colonized mars. the martian modules that were constructed could hold only a small population of people. it is now a century later, and the population on mars has grown to 600 people. of the current mars population, 45 people express the recessive phenotype for phenylketon- uria (pku) syndrome (pp genotype).

explanation: