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R
What was the freeze-drying technique?

4.3A Key Individuals: Fleming, Florey, and Chains development of penicillin

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How did Florey and Chain discover a way to purify penicillin?

4.3A Key Individuals: Fleming, Florey, and Chains development of penicillin

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D
Why would nobody continue to fund further research for penicillin?

4.3A Key Individuals: Fleming, Florey, and Chains development of penicillin

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C
When did Fleming publish his findings?

4.3A Key Individuals: Fleming, Florey, and Chains development of penicillin

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D
In which war did mass production of Penicillin help soldiers?

4.3A Key Individuals: Fleming, Florey, and Chains development of penicillin

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