Robe Koch assistant advised him to use agar instead of gelatine for solidifying culture media for cultivation of bacteria as -: (A) Agar has no more nutrition, (B) Gelatin melts at 24degC, (C) Gelatin is not easily available, (D) Agar is cheaper
Answer is B. Gelatin melts at 24degC. REF:Textbook of Microbiology, Ananthanarayan, and Paniker. Page no.: 39