As mouth cancer can strike in a number of places, including the lips, tongue, gums and cheek, and given that early detection is so crucial for survival, itâs extremely important that we all know what to look out for. 1  Ulcers which do not heal in three weeks.  Red and white patches in the mouth.
pluÂ·ripÂ·oÂ·tent. adj. Relating to or being a cell that is capable of differentiating into cells of any type of tissue except placental tissue.
With a few exceptions, cellular differentiation almost never involves a change in the DNA sequence itself. Thus, different cells can have very different physical characteristics despite having the same genome. A cell that can differentiate into all cell types of the adult organism is known as pluripotent.