What was Mendel's explanation for the fact that 0% of the offspring from this cross were green?

don't pres on links they give virus

poor water quality affects most estuarine organisms, including commercially important fish and shellfish. the pollutants that have the greatest impact on the health of estuaries include toxic substances like chemicals and heavy metals, nutrient pollution (or eutrophication), and pathogens such as bacteria or viruses.

frogs. the lower the ph the higher the acid content. frogs have the highest tolerance in this scenario.