The Pacific Time Zone observes standard time by subtracting eight hours from Coordinated Universal Time (UTCâ8). The standard time in this zone is based on the mean solar time of the 120th meridian west of the Greenwich Observatory.he Pacific Time Zone observes standard time by subtracting eight hours from Coordinated Universal Time (UTCâ8). The standard time in this zone is based on the mean solar time of the 120th meridian west of the Greenwich Observatory.
What does viability mean in Agriculture Dictionary?: the power of a cell, organism, spore, seed or any other living thing to endure and carry on its life processes. Home Tools
First is the pregnancy itself viable, meaning is the fetus developing and is there a heart beat, etc. The other more common way to talk about viability is in terms of when the baby can live outside the womb.eport Abuse. The baby can live outside the womb and the baby is considered viable at 21 weeks. EDIT: Okay, another girl that the baby is viable at 24 weeks. Well, at my 21 week u/s I was told that my son was viable.