Media Required for Plant Cell Culture
To maintain the pH of the culture

both (a) and (b)
organic acid such as citric, fumaric, malic and succinic acid is used
ammonium salts are used
synthetic buffers such as Tris, MES or HEPS are used

ANSWER DOWNLOAD EXAMIANS APP

Media Required for Plant Cell Culture
Neutralized activated charcoal is occasionally added to young regenerating cultures to

both (a) and (b)
remove toxic phenolics produced by the stressed plant cell
maintain the pH of the medium
help to remove plants growth regulators introduced at an earlier stage

ANSWER DOWNLOAD EXAMIANS APP