Question

Crossing over, resulting in an increase in genetic variation, occurs between _____.

Answer 1

nonsister chromatids of homologous chromosomes

Step-by-step explanation:

solution

we know that crossing over is the exchange of genetic material between the nonsister chromatids of homologous chromosomes occurs during the pro phase

so increase in genetic variation occure bewteen nonsister chromatids of homologous chromosomes

correct answer is nonsister chromatids of homologous chromosomes