Evolution of heart from one to two, three and four chambered proves:
1. Biogenetic law of Haeckel
2. Lamarckism
3. Hardy weinberg's law
4. Neo Darwinism
Which is not a vestigial organ in man:
1. Third molar
2. Nails
3. Segmental muscles of the abdomen
4. Coccyx
The presence of gills in the tadpole of a frog indicates that:
1. | Fishes evolved from frog-like ancestors |
2. | Frogs will have gills in future |
3. | Frogs evolved from gilled ancestors |
4. | Fishes were amphibious in the past |