Overo refers to several genetically unrelated pinto coloration patterns of white-over-dark body markings in horses, and is a term used by the American Paint Horse Association to classify a set of pinto patterns that are not Tobiano.
Cerebrospinal fluid signals control the behavior of stem cells in the brain. FULL STORY. When stem cells from the old brain are cultured with signals of a young choroid plexus they can divide and form new neurons (red).
Nucleus of the Cell Think of it as the Control Center or Headquarters of the cell. The nucleus of the cell contains much of the DNA of the cell, and it regulates the activities of that cell, whatever those activities are.Basically it controls everything that happens inside the cell, it's like a boss of the cell. People also call it the brain of the cell. But, the nucleus does not control everything.nside of the nucleus may be an organelle called the nucleolus. This organelle holds the RNA of the cell: it is composed of proteins and nucleic acids. Answer 2. The main functions of nucleus are 3 specific biochemical reactions that control whole life and activities of cells.