Across
- 3. it is a sudden change in the genes of a small population caused by disasters.
- 7. a type of evolution occurs through homologous organs.
- 9. these are the organs similar in function & different in structure.
- 11. it is a theory of evolution, which indicates that the inheritance of acquired characters.
Down
- 1. a scientist who proposed a theory which the Nature's role in the selection of organisms in the survival process.
- 2. a scientist who proved that bodily changes can not be transmitted from parents to children.
- 4. an example-animal for the Divergent evolution.
- 5. these are the organs similar in structure & different in function.
- 6. it is a theory of evolution, also known as Natural selection.
- 8. an animal used in evolutionary experiments by weismann.
- 10. a scientist who proposed a theory of evolution which was proved wrong.