Digestive System | पाचन तंत्र | Khan GS Research Center | Patna
13:24
मानव दांत | Human Teeth | Biology | by Khan GS
18:54
Digestive System | पाचन तंत्र | Part -2 | Khan GS Research Center | Patna
31:49
Human Blood | RBC | WBC | Platelets in Hindi
24:47
Exocrine Gland | Liver | Gland | बहिर्स्रावी ग्रंथि | जिगर | Part - 1 | Khan GS Research Center
27:53
Respiratory System | श्वसन तंत्र | Khan GS Research Center
30:58
| Biology - Human Brain (मानव मस्तिष्क) | Khan GS Research Center | Patna
21:58
Submarine Types | Akula Class | Kilo Class | Scorpion Class | Tyan Class | AIP | Nuclear Submarine
7:19