<span>In 80% of the cases of offspring with cri-du-chat syndrome, the father's gametes were the source of the deletion of the chromosome as opposed to the mother's egg being the cause. Therefore, cri-du-chat is largely caused by the father's genetics, not the mothers.</span>
The answer is B
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<span>Fires can help eliminate the roots and shoots of invasive plants and stimulate growth of native species. Controlled fires can eliminate infected plants and enrich the soil. Controlled fires can also eliminate overcrowding of plants or trees. It can eliminate diseased or damaged plants as well.</span>
