11. Self-assembled vesicles are essential components of primitive cells . 12. A Wigner Seitz cell is a primitive cell centered on the single lattice point it contains. 13. A lattice may be viewed as a regular tiling of a space by a primitive cell . 14. Stem cells are primitive cells with the ability to multiply and differentiate into specific blood cells. 15. "Now, primitive cells , because they're programmed to grow, are more likely to be sensitive to carcinogenic stimuli," 16. The tumor appears to arise from the primitive cells of childhood, and is considered a childhood cancer. 17. Classrooms that were converted into primitive cells and torture chambers are preserved, complete with manacles and chains. 18. In the United States, relatively primitive cell phone technology keeps users immune from such tricks, for now. 19. Stem cells are primitive cells that have the ability to grow into a variety of different body tissues. 20. In the case of translational symmetry combined with other symmetries, the fundamental domain is part of the primitive cell .
