How does erosion change this? Plz help yall my brothers homework is weird.

Which of the following represents a negatively charged ion? of t 7

How did the discovery of the rhesus factor affect society? o more patients died from having a transfusion with the wrong rhesus factor 0 new treatments during pregnancy could prevent harm to the developing child. o less donated blood could be used in the treatment of patients. the number of blood types was reduced by half

Development has provided electrically for less money but what may be considered a cause of nuclear power