Sterilisation of media containing serum:
Ans. is 'b' i.e., Micropore filterSerum, trypsin, growth factors, proteins, amino acids, vitamins and hormones are thermolabile and may decompose during autoclaving, so must be sterilized by Membrane filters.Membrane filters has less pore size than bacteria size and made up with cellulose acetate, cellulose nitrate, polycarbonate etc.
Autoclaving
Micropore filter
Gamma radiation
Centrifugation
General