Question

Hugo de Vries believed that it is mutation which causes evolution. He carried out his study on

1) Evening primrose

2) Pea plant

3) Wheat plant

4) Daffodils​

Answer 1

Answer:

Hugo de Vries believed that mutation causes evolution and not the minor heritable variations which was mentioned by Darwin. ... According to Darwin evolution is gradual while Hugo de Vries believed that mutation caused species formation and hence known as saltation (single step large mutation).

Answer 2

Hey Here Goes Ur Answer :-

➡ Hugo de Vries Beleived That It is In mutation Which Causes Evolution .

He carried Out his Study On EVENING PRIME ROSE .

it is also called Oenothera Lamarkiana

So option 1)

Hope it helps dear ☺✌