Only breed the ones that are pure white. Selective breeding can be negative because it can cause mutations in the organism
For questions four plants make their own food which is oxygen gas. This oxygen gas, is an important part of the air, the gas that plants and animals must live on. When people breathe, it is oxygen that we take out of the air to keep our cells and bodies alive.
<span>When comparing lakes and oceans, most lakes have : A ) lower levels of salt
-Hope this helps.</span>
