genetics

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Across
  1. 5. phenomenon that has 2 allele
  2. 7. if the alleles are different they are said to be
  3. 9. a change in a DNA sequence
  4. 10. a part of DNA that carries the information to make protein
  5. 11. contains a single long piece of DNA
  6. 13. an allele which is always expressed when its present
Down
  1. 1. a cell that has a single set of unpaired chromosomes
  2. 2. if a individual has 2 copies of the same allele of a gene the individual is
  3. 3. an allele which is masked by other allele and only expressed when 2 copies are present
  4. 4. is made up of amino acids
  5. 5. the genetic makeup of a organism
  6. 6. how someone looks due to his/her genes and the environment
  7. 8. each person has 2 for each gene
  8. 10. the entire set of human genes
  9. 12. a molecule that carries genetic information