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4 Written questions

4 Multiple choice questions

  1. sequence of DNA that codes for a protein and determines a trait
  2. carbon sugar, phosphate group, nitrogenous base
  3. one from each parent
  4. purines: adenine and guanine
    pyrimidlines: cytosine and thymine

3 True/False questions

  1. what is a chromosome?threadlike structure of nucleic acids and proteins for in the nucleus
    carrying genetic information in the form of genes


  2. How many chromosomes are found in a sex cell?23 chromosomes


  3. How many chromosomes are found in a normal body cell?23 chromosomes


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