Xoloitzcuintli (Mexican Hairless Dog) The Xoloitzcuintle is a hairless dog which can be seen in toy, miniature and standard sizes. The country of origin is Mexico and it is commonly called with the name Xolo and is popular as Mexican hairless dog. The Xoloitzcuintle dog â Facts, Information and Characteristics The other names for this dog are Xoloitzcuintli, Xoloitzcuintliu, Xoloitzquintle and Xoloescuincle.
The nucleus, which is also the organelle that houses the genetic material in the cell, is responsible for directing the cell.
The nucleus directs all activities that occur within the cell and also contains the cell's genetic material, or DNA. The nucleus gives the signal to the cell to grow, divide or make proteins. A nuclear envelope surrounds the nucleus, allowing only certain substances to enter and exit. Continue Reading.