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Class 12BiologyMicrobes in Human WelfareGeneral Introduction
Medium

Which scientists were awarded the Nobel Prize in $1945$ for establishing the efficacy of penicillin?

  • A
    Alexander Fleming
  • B
    Ernst Chain
  • C
    Howard Florey
  • D
    All of the above
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Class 12 Questions

Class 12

Biology Questions

Chapter

Microbes in Human Welfare

Subtopic

General Introduction

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