Final answer:
If crossing over were eliminated while independent assortment was maintained, it would result in a decrease in genetic variation.
Step-by-step explanation:
If crossing over were eliminated while independent assortment was maintained, it would result in a decrease in genetic variation. Crossing over is the exchange of genetic material between homologous chromosomes during meiosis, which creates new combinations of alleles. This process contributes to genetic diversity and variation in offspring. When crossing over is eliminated, there would be fewer opportunities for alleles to mix, resulting in a decrease in genetic variation.