Genetics Vocabulary

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Across
  1. 4. A physical feature, or observable trait.
  2. 9. A specific version of a gene for that a specific trait.
  3. 10. A genotype that has the identical versions of the same gene.
  4. 11. The passing of traits from parents to their offspring.
  5. 12. Two alleles need to be present for the trait to express.
  6. 15. How likely an event is to occur.
  7. 16. A type of cell division that results in two identical daughter cells.
  8. 17. The smallest structural and functional unit of an organism.
  9. 18. A self replicating material that is the carrier of genetic information.
Down
  1. 1. A gene combination, or two alleles that an organism has inherited for a particular gene.
  2. 2. A segment of one chromosome that codes for a specific trait.
  3. 3. DNA is tightly coiled into this structure.
  4. 5. Only one allele needs to be present for the trait to express.
  5. 6. A genotype that has two different versions of the same gene.
  6. 7. Monomer of DNA, consisting of a phosphate, deoxyribose sugar, and nitrogenous base.
  7. 8. A change in the DNA sequence of a cell, may be caused by mistakes.
  8. 13. A disease caused by an uncontrolled division of abnormal cells in a part of the body.
  9. 14. These are molecules that combine to form proteins.
  10. 15. Tumor suppressor gene that prevent cancer formation.