Media Required for Plant Cell Culture
Silver thiosulphate is added to culture medium as it helps to

All of these
remove toxic phenolics from plant cells
prevent the gaseous plant hormone, ethylene dioxide from accumulating to detrimental condition.
maintain the pH

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Media Required for Plant Cell Culture
What is 'nurse' or conditioned medium?

It is the medium added to nurse the callus culture
It is the liquid medium removed from the suspension of fast growing cells
It is the media full of growth factors used for the growth of cells
Both (a) and (b)

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