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7 Written questions

6 Multiple choice questions

  1. the passing of traits from parents to offspring
  2. an organisms physical apearance or visible traits
  3. the scientific study of heredity
  4. an organisms genetic makeup or allele combinations
  5. the process that occurs in sex cells by which the number of chromosomes is reduced by half
  6. a condition neither two alleles of a gene is dominant or recessive

6 True/False questions

  1. purebredan organism that has two different alleles for a trait;an organism that is heterogeneous for a particular trait


  2. dominant allelean allele whose trait always shows up


  3. messengera segment of DNA on a chromosome that codes for a specific trait


  4. genethe scientific study of heredity


  5. heterozygoushaving two identical alleles for a trait


  6. Punnett squarethe scientific study of heredity