Variations during mutations of meiotic recombinations are

Options

A. random and directionless
B. random and directional
C. random and small
D. random, small and directional

Answer

A

Explanation

(a) Variation during mutations of meiotic recombinations are random and directionless. Hugo de Vries based on his work on evening primrose stated that it is mutation which causes sudden appearance of variations that results in speciation.
He stated that mutations are sudden, heritable and persistant in successive generation. He contradicted Darwinian variations that are small and directional.