The benefits of antioxidants are very important to good health, because if free radicals are left unchallenged, they can cause a wide range of illnesses and chronic diseases. The human body naturally produces free radicals and the antioxidants to counteract their damaging effects.
Supplement. When a pair or set of genes are on the same chromosome, they are usually inherited together or as a single unit. For example, in fruit flies the genes for eye color and the genes for wing length are on the same chromosome, thus are inherited together.
We are also 50% genetically related to our sisters and brothers. But the reasons for this are different and have to do with statistics. Like you, your siblings inherited 23 chromosomes from each of your parents. But because of DNA swapping, their chromosomes have a different combination of genes than yours. Yet on average, half of the genes are still the same.