विस्तार से वर्णन करें, जीवन चक्र और रोगजनकता Leishmania donovani की। (Describe in detail, the life cycle and pathogenicity of Leishmania donovani.) (UPSC 2017,15 Marks,)

पिछला
Describe in detail, the life cycle and pathogenicity of Leishmania donovani.