Which of the following statements are correct?

I. Edward Jenner used cowpox virus to confer immunity against smallpox
II. Louis Pasteur developed vaccines against rabies and anthrax
III. Robert Koch discovered the cholera toxin

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#Question id: 111

#Biochemistry

Sterols are steroids which have

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#Question id: 111

#Botany

Sterols are steroids which have

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#Question id: 111

#Zoology

Sterols are steroids which have

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#Question id: 111

#Life Sciences

Sterols are steroids which have

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#Question id: 111

#Applied Microbiology

Sterols are steroids which have

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#Question id: 111

#Bio-Informatics

Sterols are steroids which have