<prompt> Robe Koch assistant advised him to use agar instead of gelatine for solidifying culture media for cultivation of bacteria as -Agar has no more nutritionGelatin melts at 24degCGelatin is not easily availableAgar is cheaper  <response>: Gelatin melts at 24degC. REF:Textbook of Microbiology, Ananthanarayan, and Paniker. Page no.: 39 