1. On the upper surface of the tongue
2. At the base of the tongue
3. At the sides of the base of the tongue
4. In the margin of the tongue
In the margin of the tongue
1. Piercing and sucking type
2. Sponging type
3. Siphoring type
4. Biting and chewing type
Piercing and sucking type
1. Didelphis
2. Ornythorhynchus
3. Macropus
4. Dipodomys
Dipodomys
1. Crop
2. Hepatic caecae
3. Mesenteron
4. Gizzard
Mesenteron
1. Protopterus
2. Neuceratodus
3. Polypterus
4. Latimeria
Latimeria
1. Ecto commensalism
2. Hyperparasitism
3. Endo commensalism
4. Ecto parasitism
Ecto commensalism
1. Lateral oesophageal hearts and ring vessels
2. Anterior loops and ring vessels
3. Lateral hearts and commissural blood vessels
4. Lateral hearts and anterior loops
Anterior loops and ring vessels
1. Gemmation
2. Regeneration of lost body parts
3. Permanent pairing of two individuals
4. Nuclear reorganization
Nuclear reorganization
1. Antheraea assamensis
2. Bombyx mori
3. Philosamia recini
4. Antheraea paphia
Antheraea paphia
1. 30% N and 2 04% P
2. 20% N and 1. 04% P
3. 10% N and 3.04% P
4. 60% N and 5.04% P
60\% N and 5.04\% P