Embryo means a cell or group of cells containing a diploid
Fetus means a human being from fertilization until birth;
Bioassay means the determination of kinds, quantities or concentrations, and, in some cases, the locations of radioactive material in the human body, whether by direct measurement, in vivo counting, or by analysis and evaluation of materials excreted or removed from the human body. For purposes of these regulations, "radiobioassay" is an equivalent term.
TLR means the NERC Transmission Loading Relief Procedures used in the Eastern Interconnection as specified in NERC Operating Policies.
HIV means human immunodeficiency virus.