Variations caused by mutation, as proposed by Hugo de Vries, are
Variations caused by mutation, as proposed by Hugo de Vries, are
- [NEET 2019]
- A
random and directional
- B
random and directionless
- C
small and directional
- D
small and directionless
Similar Questions
De Vries discarded the principle of
Mutations are mainly responsible for controlling
Mutations are mainly responsible for controlling
Evolution is not continuous. It is a Jerky and a discontinuous process. This is the punch line of
Evolution is not continuous. It is a Jerky and a discontinuous process. This is the punch line of
According to Hugo de Vries, the mechanism of evaluation is
According to Hugo de Vries, the mechanism of evaluation is
- [NEET 2018]
Attempt giving a clear definition of the term species.
Attempt giving a clear definition of the term species.