The Bioethics and Biosafety technosciences and transcendence of limits

Bioethics as a cultural phenomenon is nowadays presented as a paradigmatic locus of reflection, critical analysis, inquiries and debates about ethical problems and moral dilemmas provoked by scientific researches in the field of Biotechnology, with its innovations and applications. Humanity, since the middle of X X Th Century, lives under uncertainty and fear. Bioethics responds to the need of a ethical reflection which follows such inquiries and technological applications. One of the subjects of Bioethics is the biosafety, which deals with biohazards. In this process, there is a privileged place many questions such as technological evaluation, risk management and, in a special way, the precautionary principle. This study focus on these questions