In transcription, the 3'-hydroxyl group of the growing rna strand: attacks the alpha-phosphorous group of the incoming nucleotide. binds to a copper ion in the active site. binds to the 5' ribose. attacks the 5' hydrogen of the incoming nucleotide. all of the above none of the above.

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