Question

give one important contribution of de vries​

Answer 1

Answer:

A virus is a small infectious agent that replicates only inside the living cells of an organism

Answer 2

Hugo De vries (1848 - 1935) , Dutch botanist and genetics . His work led to the rediscovery and establishment of Mandel's Law He made the first notable contribution to science in the (1880s) in the field of plant physiology .