The phenomenon in which one crossover decreases the likelihood of crossovers in nearby regions is called
A) chiasma.
B) negative interference.
C) reciprocal genetic exchange.
D) positive interference.
E) mitotic recombination.

Question

Quizplus · Accepted Answer

Positive interference refers to the phenomenon where the occurrence of a crossover event in a particular region of a chromosome decreases the probability of another crossover happening nearby. This ensures a more even distribution of genetic material during meiosis.

The Phenomenon in Which One Crossover Decreases the Likelihood of Crossovers