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Card 6

Front

why did it take a long time for others to accept Semmelweiss's ideas

Back

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Card 7

Front

How are many pathogens prevented from entering the body

Back

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Card 8

Front

how do white blood cells defend the body

Back

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Card 9

Front

Why are antibiotics only able to kill bacteria

Back

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Card 10

Front

why do industrial laboratories use 35 degrees instead of 25 degrees in schools

Back

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Card 11

Front

How do you make sure that unwanted microorganisms do not contaminate a pure culture of bacteria

Back

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Card 12

Front

why do some pathogens spread rapidly

Back

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Card 13

Front

how does natural selection cause resistant populations of bacteria to develop

Back

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Card 14

Front

What is meant by vaccination

Back

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Card 15

Front

What are the advantages and disadvantages of vaccination

Back

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