Evolution and Inheritance

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Across
  1. 4. the monthly cycle when the lining of the uterus is shed a regrown (12)
  2. 11. Darwin's theory of how members of a species with advantageous traits will survive and others will die out (7,9)
  3. 12. Differences between organisms of the same species (9)
  4. 13. a section of dna that codes for a particular characteristic (4)
  5. 14. The gradual change of a species over time (9)
  6. 16. The scientist who proposed the theory of evolution was Charles _______ (6)
Down
  1. 1. A group of organisms that can successfully breed and produce fertile offspring (7)
  2. 2. The male gamete (5)
  3. 3. The process where a male and female gamete's nuclei fuse (13)
  4. 5. Part of the cell that contains genetic information (7)
  5. 6. the process of passing on genetic information from parent to offspring (11)
  6. 7. DNA is coiled up forming this structure (10)
  7. 8. the distinguishing features or quality of an organism (14)
  8. 9. When species completely dies out it is said to be ______ (7)
  9. 10. Genetic material housed in the nucleus (3)
  10. 15. chromosomes are arranged into 23 _______ (5)