Plz help me well mark brainliest if correct!!

Which animal group is the largest and contains more species from all the other living groups combined? is it mammals or

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

Describe your dna model. which part do the straws represent? the pushpins? the paper clips and the black dots you made with the marker?