It is negative selection <span />
<span>The answer depends of the kind of non-randommating. If the non-random mating is the kind of positive assortative mating then it tends to increase the frequencies of homozygous genotypes. Positive assortative mating when individuals mate with other individuals like themselves. If the non-random mating is the kind of negative assortative mating, then the effect is the opposite as of the positive assortative mating, this is it tends to decrease the homozygous genotypes.</span>
Dna polymerase can help prevent errors
No not a good idea because we don’t know what else the “killer mosquitos” will kill. They could kill people if they are allergic to them or they could kill animals. For all we know they might to absolutely nothing about the disease and become invasive. Then we will have way more problems than we started with.