Stem cells are the body's raw materials â cells from which all other cells with specialized functions are generated. Under the right conditions in the body or a laboratory, stem cells divide to form more cells called daughter cells. These daughter cells either become new stem cells (self-renewal) or become specialized cells (differentiation) with a more specific function, such as blood cells, brain cells, heart muscle or bone. No other cell in the body has the natural ability to generate new cell types.
How to Tie a Hangmans Noose. Community Q&A. The Hangman's noose is perhaps the best-known knot in the world, and is ubiquitous on TV, in movies, and children's games. The Hangman is also used as a knot to tie angles to fishing-line.
Brief Description of the Four-in-hand Knot. The four-in-hand knot is the easiest to learn among the four most commonly used tie knots (the four-in-hand knot, the half-Windsor knot, the Windsor knot and the Pratt knot). It is a small tie knot that suits shirts with a narrow collar opening and is suitable for most occasions.