N1O1N1C3R1O1S1S1O1V4E1R1S1
18 points
NONCROSSOVERS is validvalid
NONCROSSOVER, a gene conversion that is not a crossover [n]
NONCROSSOVER, a chromosome that has not crossed over during meiosis [n]
NONCROSSOVER, a gene conversion that is not a crossover [n]
NONCROSSOVER, a chromosome that has not crossed over during meiosis [n]