Genetics & heredity

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Across
  1. 3. Lowercase letters are used to represent this allele trait only shows when dominant is not present .
  2. 4. Uppercase letters are used to represent it trait always shown when present.
  3. 8. A segment of DNA that codes for a specific trait.
  4. 9. Father of genetics Gregor _____________
  5. 11. dominance A type of inheritance where neither allele is fully dominant.(ex:Red+white parents=pink offspring)
  6. 13. Having two identical alleles for a trait (ex: AA or aa).
  7. 14. Both alleles are fully expressed.(ex:Red+white parents= Red and white spotted offspring)
  8. 16. The physical appearance resulting from the genotype.(ex: brown eyes)
Down
  1. 1. An image of all of organism’s chromosomes.
  2. 2. Humans have 23 pairs of these
  3. 5. Different versions of a gene.
  4. 6. Female=XX, __________= XY
  5. 7. Where DNA is found in eukaryotic cells.
  6. 8. It is represented by letters (ex: Aa). genetic make up
  7. 10. Nucleic Acid molecule that carries genetic information.
  8. 12. Punnet squares help calculate _________________ which is the likelihood something will happen
  9. 15. Having two different alleles for a trait (ex: Aa).
  10. 17. A diagram showing the inheritance of a trait through generations.