Because two genes are only very rarely separated from each other by crossing-over,it can be concluded that the two genes are

Question

Quizplus · Accepted Answer

The rarity of crossing-over between two genes suggests that they are located close to each other on the same chromosome. This is because crossing-over occurs between homologous chromosomes during meiosis, and genes located far apart on the same chromosome are more likely to be separated by crossing-over events. Therefore, option A is the best choice.

Because Two Genes Are Only Very Rarely Separated from Each