Respiratory system (L-1),Respiratory system of fish (Scoliodon),bsc 2nd year zoology knowledge adda
20:34
Respiratory system (L-2),Respiratory system of amphibia,bsc 2nd year zoology knowledge adda,lion
14:31
Respiratory organ in Scoliodon (Dog fish)
19:39
Structure of Gills Urdu /Hindi medium @prof.masoodfuzail#respirationinfish #anatomyofgills
20:18
Circulatory system (L-5),Evolution of heart ,bsc 2nd year zoology knowledge adda lion batch,
34:27
Comparative Anatomy of Digestive System | Zoology | S Chand Academy
21:44
Respiratory system (L-4),Respiratory system of aves (pigeon),bsc zoology 2nd year, knowledge adda
25:52
Circulatory system (L-1),Structure of heart ,bsc 2nd year zoology ,knowledge adda lion batch,heart
27:40