Microbiology Robe Koch assistant advised him to use agar instead of gelatin for solidifying culture media for cultivation of bacteria because A Agar has more nutrients B Gelatin melts at 37oC C Gelatin is not easily available D Agar is cheaper 💡 Explanation Robe Koch assistant advised him to use agar instead of gelatin for solidifying culture media for cultivation of bacteria because ✓ Correct Answer: B. Gelatin melts at 37oC