What is the most important variable in determining who successfully quits smoking?

What amino acid is coded for by this sequence after the mutation

Recommend a strategy for incorporating sustainable human activity into a tropical rain forest biome.

Which of the following is likely not involved in this example of ecological succession? a) the rotting remains of plants add to the fertility of the soil. b)the soil becomes so fertile that eel grass is replaced by other plant species. c) the roots from plants stabilize the sediment, keeping it in place. d) the concentration of salt becomes so high that all plant life is destroyed.