Crosscience

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Across
  1. 1. cells: multicellular, has a nucleus.
  2. 4. cell: cell that can divide into 2 or more daughter cells,
  3. 5. cell: cells that result from the division of a single parent cell.
  4. 6. a threadlike structure of nucleic acids and protein found in the nucleus of most living cells.
  5. 12. a new cell wall forms in the middle
  6. 14. chromosomes line up in a single file at the middle of the cell.
  7. 15. wall: structural layer surrounding some types of cells, just outside the cell membrane.
  8. 16. sister cromatids searate.
  9. 17. vopied DNA condenses into chromosomes
  10. 18. theory: one of the basic principles of biology.
  11. 19. a space or vesicle within the cytoplasm of a cell, enclosed by a membrane and typically containing fluid.
  12. 20. self-replicating material that is present in nearly all living organisms as the main constituent of chromosomes.
Down
  1. 2. plastid that contains chlorophyll and in which photosynthesis takes place.
  2. 3. cells: single celled organism that doesn't have a nucleus or organells.
  3. 7. organelle found in large numbers in most cells, in which the biochemical processes of respiration and energy production occur. It has a double membrane.
  4. 8. sinthesis phase
  5. 9. a space or vesicle within the cytoplasm of a cell, enclosed by a membrane and typically containing fluid.
  6. 10. a nuclear memebrane forms around the chrematin.
  7. 11. the first of four phases of the cell cycle that takes place in eukaryotic cell division.
  8. 13. the period in the cell cycle from the completion of DNA replication to the beginning of cell division