Generation of non-parental gene combinations is termed as

When white-eyed and miniature-winged $Drosophila$ $melanogaster$ is crossed with its wild type,it produces which of the following percentages of recombinants (in $\%$)?

Which traits did Morgan choose for the male and female $Drosophila$ respectively to explain linkage and recombination?

The term 'crossing over' was coined by

The phenomenon that acts against linkage is......

State the conclusions drawn from Morgan's experiments on linkage and recombination.