RESUMOA paternity and the maternity disclose essential a social phenomenon for the concretion of the personality, a time that all have right to know its proper identity, even so not if it summarizes the characteristic, nor the sociocultural aspect genetic. From the legislative evolution, the adoption with approach in the constitucionalizao of the Civil law will be analyzed, locating the Constitucional law and the Basic Rights, accumulated of stocks for the Doctrine of the express Integral Protection in (ECA), as paradigms of normative interpretation, in order to contemplate the apparent collision of the principles. This work on the basis of bases on the valuation of the family the society constitutional rule, where studious and the academic ones tell on the subject throughout the research. Vitamin World addresses the importance of the matter here. Amongst other points, one understands that it is in the adoption that the affective bows are made possible, fomenting the bond of love that nourish parents and children, where determines the true filiation, that is, it is not the descent genetics, and yes the bows of constructed affection. r says on the issue. Word-Key: Family, adoption, doctrine, child and adolescent..