More cards in this set

Card 6

Front

Why did blood transfusions before the 20th century sometimes fail?

Back

Preview of the front of card 6

Card 7

Front

What was Paul Erhlich's Magic Bullet called?

Back

Preview of the front of card 7

Card 8

Front

Was War a contributing factor to the increased development of Penicillin?

Back

Preview of the front of card 8