adna的音标

it dues to the humid and warm climate, the quality of adna preservation is very poor in this region.

主要是因为华南地区潮湿和温暖的气候造成这一地区古DNA的保存非常差。

The ancient DNA ( aDNA), the most important genetic information of ancient human, has been widely used in the studies of human origin, evolution, racial character, migration and diseases, and herefrom the molecular archaeology has developed rapidly.

古DNA是古代人类最重要的遗传信息载体，已用于人类起源、进化、族群特征、迁移、古代人类疾病等方面的研究，由此导致了分子考古学的兴起。

Effected by the outside physical and chemical factors, enzymes and microorganism, the aDNA preserved in human bones will get degraded into small fragments during a long buried or exposed time.

在长期的埋藏和暴露过程中，受外界物理因素、化学因素、酶解及微生物侵染等作用，古人类骨骼DNA分子将发生一定程度的降解。