Biology

Edit Answers
123456789101112
Across
  1. 3. spreading of disease from one organ to others
  2. 4. a section of DNA that contains the instructions for making a protein
  3. 5. a repeated pattern of growth, DNA duplication and cell division that occurs in eukaryotic cells.
  4. 8. embryo with 3 differentiated germ layers
  5. 11. a process that creates special structures and functions.
  6. 12. ends of the DNA molecule.
Down
  1. 1. two identical chromatids
  2. 2. the process of body organ and organ system formation that follows gastrulation
  3. 6. one long continuous thread of DNA that consists of thousands of genes and regulatory information.
  4. 7. uncontrolled cell division
  5. 9. region of the condensed chromosomes that looks pinched.
  6. 10. cells undifferentiated cells that can become differentiated into one or more types of specialized cells.