Question

Choose the correct term.
The causality behind the sudden changes was understood due to ............. (Gene, Mutation, Translocation, Transcription, Gradual development, Appendix) principle of Hugo de Vries.

Answer 1

The causality behind the sudden changes was understood due to mutation principle of Hugo de Vries. He performed experiments on evening primrose plants after he noticed sudden changes between generations. He gave the theory of mutation. According to him, species evolved from one species to another through sudden changes of the traits called as mutation.