5. why have people created so many dog breeds? Describe how people created different breeds of dogs from wolves and why they did so.

What field of science did harry hess study?

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

What characteristic make legumes a good food source for food insecure populations