from The American Heritage® Dictionary of the English Language, 4th Edition
- n. The ability of a cell, such as an egg, to give rise to unlike cells and thus to develop into or generate a new organism or part.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The ability of a cell to produce differentiated cells upon division
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. the ability of a cell to give rise to unlike cells and so to develop a new organism or part
Even today in various quarters, the discussions continue, with new embryological details like twinning and chimerization impinging upon the debate, and new conceptual questions arising from the intricate biology surrounding totipotency and pluripotency.
The early embryo retains its totipotency, he concluded.
Toscanini, Arturo totalitarianism totem totemism totem pole to the manner born totipotency touch and go
At this stage the cells are just at the very beginning of cellular differentiation and are said to be totipotent (See totipotency).
T-cell telomere therapeutic cloning therapeutic virus totipotency toxic waste transgenic species transposon
What factors can affect a cell when it loses its totipotency (when its fate becomes determined)?
The first week of human pre-embryo development is characterized by the induction of totipotency and then pluripotency.
Now, the Catholic Church believes that any fertilized ovum is a human life -- all it takes in their definition of human life, apparently, is a full set of human chromosomes and the totipotency that these fertilized cells possess.