Why do some quantities require directions and others do not

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

The transport tubes from food came down the plant are called?

Hybrid instruments that play sounds that are part sampled and part synthesized are known as: