Plan B One-Step is an emergency contraceptive pill taken by mouth after unprotected sex. It is used to prevent pregnancy. It is not for routine contraceptive use and does not prevent against sexually transmitted diseases, including HIV.
Hazus is a geographic information system-based natural hazard developed and freely distributed by the Federal Emergency Management Agency (FEMA). In 1997 FEMA released its first edition of a commercial off-the-shelf loss and risk assessment software package built on GIS technology.
As defined above, haptotaxis is the motility of cells up a gradient of substrate bound molecules. There is a wide variety of procedures to set up this gradient in vitro for the study of haptotaxis.