Troubles person appears because the teeth, which were, in any case do not want the next generation has the same experience. While not saying tooth decay itself is hereditary, but susceptible to dental caries Constitution (strength of tooth enamel) is hereditary, so if you have either or both of the spouses is tooth decay, requires special attention, let the children eat less sugar, add enough calcium, and develop good brushing habit as soon as possible.
If deciduous dental caries occurred, was pulled out, arranged will cause uneven, it is best to go to the hospital to see a dentist. Tooth, and bite bad is because of the size of the mandible and the size of the teeth caused by imbalances, and these are autosomal.
Nose of a human face in the Middle, straight nose, Gao Tiao, narrow hole is indispensable for beautiful women and handsome men, have such a nose, parents must be a small nose, narrow nose, and at least one nose high straight. Generally speaking, the large, high-nose, nostrils wide compared to small, low, narrow nostrils of the nose is autosomal dominant. Interesting is the nose of genetic continued into the adult stage, that is, as a child, short nose, long into adulthood become high when the nose is not without the possibility of.
As far as the ear, people often say, certain baby ears are large and thick, there must be good in the future. May be the subject of those famous big politicians, many of those who are rich earlobe revelation of the shoulders, in fact, their many ears and small but also has good luck people. Genetically speaking, the more objective: the shape of the ear is hereditary, and large ears for autosomal, small ears are recessive.
