Question

Mutation theory to explain mechanism of evolution was given by Hugo de Vries and he experimented on the

• A. Garden pea
• B. Fruit fly
• C. China rose
• D. Evening primrose

Answer 1

The correct option is D Evening primrose

Hugo de Vries, a Dutch botanist proposed mutation theory to explain the mechanism of evolution. His theory was published in 1901 in his book "Die Mutation Theorie". He performed experiments on the evening primrose.

According to him, mutations are sudden and heritable changes which are subjected to natural selection. The frequency of a mutated gene in the population is expected to increase if the gene is selected by nature.

So, the correct answer is D.