Biology Vocabulary

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Across
  1. 5. region of the chromosome where the two sister chromatids attach.
  2. 6. phase of mitosis in which the chromosomes separate and move to the opposite end of the cell.
  3. 9. unspecialized cell that can give rise to one type or more specialized cells.
  4. 11. A threadlike structure DNA and protein that contain genetic info.
  5. 14. phase of mitosis in which the distinct individual chromosomes begin to spread out into a tangle of chromatin.
  6. 15. substance found in eukaryotic chromosomes that consists DNA tightly coiled around histones
  7. 16. cells that are able to develop into any type of cell found in the body
  8. 18. process of programmed cell death.
  9. 20. series of events in which a cell grows prepares for division and divides to a daughter cell.
  10. 21. one of the two identical sister parts of a duplicated chromosome.
  11. 22. process in which cells become specialized in structure and function.
  12. 23. disorder in which some of the body's cells lose the ability to control growth.
  13. 25. part of eukaryotic cell division during which the cell nucleus divides.
  14. 26. phase of mitosis which the chromosomes line up across the center of the cell
  15. 27. structure in an animal cell that helps organize the cell division.
Down
  1. 1. one of a group of external regulatory proteins that stimulate growth and division of a cell.
  2. 2. one of a family of proteins that regulates the cell cycle in eukaryotic cells.
  3. 3. first and longest phase of mitosis in which the genetic material in the nucleus condenses and the chromosomes become visible.
  4. 4. stage of early development in mammals that consists of a hollow ball of cell.
  5. 7. type of reproduction in which cells from two parents unite to form the first cell of a new organism.
  6. 8. period of the cell cycle between cell division
  7. 10. mass of rapidly dividing cells that can damage surrounding tissue.
  8. 12. division of the cytoplasm to form 2 separate daughter cells.
  9. 13. process of reproduction involving a single parent that results in offspring that are genetically identical to the parent.
  10. 15. process by which a cell divides into two new daughter cells.
  11. 17. capable of giving rise to several different cell types.
  12. 19. cell with limited potential to develop into many types of differentiated cells.
  13. 24. developing stage of multicellular organisms.