According to the theory of mutation by Hugo de Vries

What are the main points of theory of mutations proposed by Hugo de Vries or Darwin's theory of natural selection.

De Vries theory of mutation is

Hugo de vries theory of mutation

According to de Vries, mutations are

Which of the following is not true about mutation theory of Hugo de Vries ?

What is not true about mutation according to Hugo de Vries theory?

What is not true about mutation according to Hugo de Vries theory?

Write the objections to Mutation theory of Hugo de vries.