Search results

yeah, i wish someone could do this dumbass assessment for me... it's pissing me off...it's the last bio one anyway. thank god :eek:

i don't understand what i'm supposed to have in the answer to this: 'outline the role that vaccination has played in preventing the spread of small pox, diphtheria and polio in the human population. discuss what impact on human society the use of these vaccines have had.' please help!!