noun
unequal crossing over
A genetics term referring to a type of chromosomal crossover where the exchange is not perfectly reciprocal, leading to duplication or deletion of genetic material.
不等乗換えは、遺伝子の重複や欠失の原因となることがある。
Unequal crossing over can cause gene duplication or deletion.
Compound of 不等 (unequal) + 乗換え (crossing over). The term is a direct calque from English 'unequal crossing over' used in genetics.