Atom,molecule,cell,tissue,organism,population,ecosystem,biosphere.
The correct answer is a nutrient runoff.
Nutrient runoff is a major reason for eutrophication of surface waters, in which extra amount of nutrients, generally phosphorus or nitrogen, instigate growth of algae. Sources of nutrient pollution involve surface runoff from pastures and farm fields, emissions from combustion, and discharges from septic tanks.
RNA polymerase is guided to the correct place.
Inert
That means it does not react with other atoms
The heads are expected 5 times and the tails 5 times, it is a 50/50 chance for both.
